Question Bank

Exploration 1

1. Living in a Network-Centric World

No Questions found2. Communicating over the Network

Single Answer Questions

QuestionIn communication methods, how would you define a channel?

AnswerMedia that provides the pathway over which the message can travel from source to destination.

Weight: 1Difficulty: Easy

QuestionWhat do you call the process used to interleave the pieces of separate conversations together on the network?

AnswerMultiplexing


QuestionBreaking communication into pieces is called ...............

AnswerSegmentation


QuestionMedia that provides the pathway over which the message can travel from source to destination is called a ...............

AnswerChannel


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QuestionAn individual network usually spans a single geographical area, providing services and applications to people within a common organizational structure, such as a single business, campus or region. What is this kind of network called?

AnswerLAN


QuestionIndividual organizations usually lease connections through a telecommunications service provider network. What are these networks that connect LANs in geographically separated locations called?

AnswerWide Area Networks


QuestionA global mesh of interconnected networks is called a ...............

AnswerInternetwork


QuestionA private connection of LANs and WANs that belongs to an organization, and is designed to be accessible only by the organization's members, employees, or others with authorization.

AnswerIntranet


QuestionA group of inter-related protocols that are necessary to perform a communication function are called a ...............

AnswerProtocol Suite

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QuestionA ............... provides a model that closely matches the structure of a particular protocol suite.

AnswerProtocol Model


QuestionA ............... provides a common reference for maintaining consistency within all types of network protocols and services.

AnswerReference Model


QuestionWhat is the function of the TCP/IP Transport layer?

AnswerSupports communication between diverse devices accross diverse networks.


QuestionWhat is the function of the TCP/IP Internet layer?

AnswerDetermines the best path through the network.


QuestionWhat is the function of the TCP/IP Network Access layer?

AnswerControls the hardware devices and media that make up the network.


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QuestionAs application data is passed down the protocol stack on its way to be transmitted across the network media, various protocols add information to it at each level. What is this process called?

AnswerEncapsulation


Multiple Answer Questions

QuestionPeople exchange ideas using many different communication methods. All of these methods have three elements in common. Name them.

Answer- Message source- Destination- Channel


QuestionList 5 examples of end devices.

Answer- Computers- Network Printers- VoIP Phones- Security Cameras- Mobile Handheld Devices


QuestionList 4 examples of intermediary network devices.

Answer- Network Access Devices- Internetworking Devices- Communication Servers and Modems- Security Devices

Weight: 4

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Difficulty: Easy

QuestionList 3 networking media types.

Answer- Metallic wires- Glass or Plastic Fibers- Wireless transmission


QuestionList the layers of the OSI Model.

Answer- Application- Presentation- Session- Transport- Network- Data Link- Physical


QuestionList the layers of the TCP/IP model.

Answer- Application- Transport- Internet- Network Access


True or False Questions

QuestionSegmentation can increase the reliability of network communications.

AnswerTrue

Weight: 1

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Difficulty: Easy

QuestionA network service provides information in response to a request.

AnswerTrue


QuestionIn modern networks, a host may only act as a client.

AnswerFalse


QuestionA PC is an example of an intermediary device.

AnswerFalse


QuestionIntermediary devices may regenerate and retransmit data signals.

AnswerTrue


QuestionIntermediary devices may permit or deny the flow of data.

AnswerTrue


Question

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Modern networks only use copper cabling to connect devices.

AnswerFalse


QuestionNetwork infrastructures can vary greatly in terms of the size of the area covered.

AnswerTrue


QuestionA NIC provides the physical connection to the network at the PC or other host device.

AnswerTrue


QuestionNetworking protocol suites describe the format or structure of a message.

AnswerTrue


QuestionIndividual protocols in a protocol suite must all be accepted by Cisco before they are used in the general networking industry.

AnswerFalse


QuestionThe use of standards in developing and implementing protocols allow one company to gain a market advantage.

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AnswerFalse


QuestionThe OSI model is a protocol model.

AnswerFalse


QuestionThe OSI model is a reference model.

AnswerTrue


3. Application Layer Functionality and Protocols


QuestionWhat is the purpose of DNS?

AnswerTo resolve Internet names to IP addresses.


QuestionWhat is the purpose of HTTP?

AnswerTo transfer files that make up the web pages of the World Wide Web.


Question

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What is the purpose of SMTP?

AnswerThe transfer of mail messages and attachments.


QuestionWhat is the purpose of Telnet?

AnswerUsed to provide remote access to servers and networking devices.


QuestionWhat is the purpose of FTP?

AnswerTo provide interactive file transfer between systems.


QuestionWhat does the abbreviation DNS stand for?

AnswerDomain Name System


QuestionWhat does the abbreviation HTTP stand for?

AnswerHypertext Transfer Protocol


QuestionWhat does the abbreviation SMTP stand for?

Answer

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Simple Mail Transfer Protocol


QuestionWhat does the abbreviation FTP stand for?

AnswerFile Transfer Protocol


Question............... are the software programs used by people to communicate over the network.

AnswerNetwork-aware applications


Question............... establish consistent rules for exchanging data between applications and services loaded on the participating devices.

AnswerProtocols


QuestionData transfer from a client to a server is referred to as an ...............

AnswerUpload


QuestionData transfer from a server to a client is referred to as a ...............

AnswerDownload

Weight: 1

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Difficulty: Easy

QuestionIn a general networking context, any device that responds to requests from client applications is functioning as a ...............

AnswerServer


QuestionWhich addressing scheme does the Transport Layer use?

AnswerPort numbers


QuestionWhich operating system utility allows the user to manually query name servers to resolve a given host name?

Answernslookup


QuestionWhat is another name for an e-mail client?

AnswerMail User Agent


QuestionWhat does the abbreviation DHCP stand for?

AnswerDynamic Host Configuration Protocol


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QuestionWhat does the abbreviation SMB stand for?

AnswerServer Message Block


QuestionWhich protocol is most P2P applications based on?

AnswerGnutella


QuestionA connection using Telnet is called a ...............

AnswerVirtual Terminal Session



QuestionWhich 2 separate processes does an e-mail server operate?

Answer- Mail Transfer Agent- Mail Delivery Agent


QuestionWhat are the 5 different packet types defined by the Gnutella protocol?

Answer- ping- pong- query- query hit- push

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QuestionThe presentation layer compresses data in a manner that can be decompressed by the destination device.

AnswerTrue


QuestionDNS is used for the transfer of mail messages and attachments.

AnswerFalse


QuestionTelnet is used for VoIP connectivity.

AnswerFalse


QuestionHTTP is used to transfer files that make up the web pages of the World Wide Web.

AnswerTrue


QuestionFTP is used for interactive file transfer between systems.

AnswerTrue

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QuestionData transfer from a client to a server is referred to as an upload.

AnswerTrue


QuestionTelnet operates on port 25.

AnswerFalse


QuestionMDA stands for Mail Discarding Agent.

AnswerFalse


QuestionDHCP automates the assignment of IP addresses.

AnswerTrue


QuestionSMB messages can control file and printer access.

AnswerTrue


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4. OSI Transport Layer


QuestionWhich process at the transport layer divides application data into blocks that are an apporpriate size?

AnswerSegmentation


QuestionWhat is flow control as used in the Transport Layer?

AnswerRegulating the amount of data sent and received.


QuestionWhat does the abbreviation TCP stand for?

AnswerTransmission Control Protocol


QuestionWhat does the abbreviation UDP stand for?

AnswerUser Datagram Protocol


QuestionWhat does the abbreviation VoIP stand for?

AnswerVoice over IP

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QuestionWhat is the range for well-known ports?

Answer0 - 1023


QuestionWhat is the Layer 4 TCP PDU called?

AnswerSegment


QuestionWhat is the Layer 4 UDP PDU called?

AnswerDatagram


QuestionDNS makes use of which port number?

Answer53



QuestionThe transport layer provides for the segmentation of data and the control necessary to reassemble these pieces into the various communication streams. Its primary responsibilities to accomplish this are:

Answer- Tracking the individual communication between applications on the source and

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destination hosts- Segmenting data and managing each piece.- Reassembling the segments into streams of application data.- Identifying the different applications.


QuestionWhat are the features that some protocols at the Transport layer provide?

Answer- Connection-oriented conversations- Reliable delivery- Ordered data reconstruction- Flow control


QuestionAt the Transport layer, the three basic operations of reliability are:

Answer- Tracking transmitted data- Acknowledging received data- Retransmitting any unacknowledged data


QuestionHow can security be added to the data network?

Answer- By denying the establishment of TCP sessions.- By only allowing sessions to be established for specific services.- By only allowing traffic as a part of already established sessions.



QuestionThe Tansport layer is responsible for encoding Application layer data.

AnswerFalse

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QuestionOnly a single TCP connection is permitted to a host at any given time.

AnswerFalse


QuestionThe Transport layer provides flow control.

AnswerTrue


QuestionThe Transport layer provides reliability by ignoring any undelivered data.

AnswerFalse


QuestionThe pieces of communication in UDP are called datagrams.

AnswerTrue


Question5012 would qualify as a Well Known Port.

AnswerFalse


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QuestionAn individual server can have 2 services assigned to the same port number.

AnswerFalse


5. OSI Network Layer


QuestionWhat do you call a networking device that selects paths for and directs packets toward their destination?

AnswerRouter


QuestionWhat is the most widely-used layer 3 data carrying protocol?

AnswerInternet Protocol


QuestionWhat does the abbreviation MTU stand for?

AnswerMaximum Transmission Unit


QuestionWhat do we call the router on a network that serves as an exit from that network.

AnswerGateway

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QuestionAn IPv4 address consists of ... binary bits.

Answer32


QuestionA ... is a route that will match all destination networks.

AnswerDefault Route


QuestionWhen a network administrator manually configures routes on a router it is called ............... routing.

AnswerStatic



QuestionTo accomplish end-to-end transport, layer 3 uses four basic processes. Name them.

Answer- Addressing- Encapsulation- Routing- Decapsulation


QuestionName 3 basic characteristics of IPv4. There is no need to describe the characteristics.

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Answer- Connectionless- Best Effort- Media Independent


QuestionNetworks are grouped according to three factors. Name them.

Answer- Geographic location- Purpose- Ownership


QuestionName 3 common issues with large networks.

Answer- Performance degradation- Security issues- Address management


QuestionRoutes in a routing table have three main features. Name them.

Answer- Destination Network- Next-hop- Metric


QuestionA router will do one of three things with a packet. Name these 3 things.

Answer- Forward it to the next-hop router.- Forward it to the destination host.- Drop it.

Weight: 3

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Difficulty: Easy

QuestionList 3 common routing protocols.

Answer- Routing Information Protocol- Enhanced Interior Gateway Routing Protocol- Open Shortest Path First



QuestionThe role of the router is to select paths for and direct segments toward their destination.

AnswerFalse


QuestionAppleTalk is a Network layer protocol.

AnswerTrue


QuestionIPv4 needs to establish a connection before sending packets.

AnswerFalse


QuestionIPv4 is media independent.

AnswerTrue

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QuestionThe IP TTL value is increased by at least one each time the packet is processed by a router.

AnswerFalse


QuestionNetworks can be grouped based on ownership.

AnswerTrue


QuestionA gateway is a router interface connected to the local network.

AnswerTrue


QuestionNo packet can be forwarded without a route.

AnswerTrue


QuestionAll routes in a routing table have a plain text name allocated to them.

AnswerFalse


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QuestionA default route is a route that will match all destination networks.

AnswerTrue


QuestionA next-hop is the address of a device that has to drop the packet.

AnswerFalse


QuestionIf a packet is undeliverable, the router will send it back to its source.

AnswerFalse


QuestionRouting protocols are the set of rules by which routers dynamically share their routing information.

AnswerTrue


6. Addressing the Network - IPv4

No Questions found7. Data Link Layer


QuestionWhat is the process called by which a data stream is broken up into decipherable groupings?

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AnswerFraming


QuestionWhat are the fields at the end of a frame called?

AnswerTrailer


QuestionWhat are the fields at the beginning of a frame called?

AnswerHeader


QuestionWhat does the abbreviation NIC stand for?

AnswerNetwork Interface Card


QuestionRegulating the placement of data frames onto the media is known as ...............

AnswerMedia Access Control


QuestionWhen using controlled access to a medium, network devices take turns, in sequence, to access the medium. This method is known as scheduled access or ...............

Answer

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Deterministic


QuestionWhy are deterministic access methods sometimes deemed to be inefficient?

AnswerBecause a device has to wait its turn before it can use the medium.


QuestionWhat does the abbreviation CSMA stand for?

AnswerCarrier Sense Multiple Access


QuestionIn CSMA, what is it called when 2 devices transmit at the same time?

AnswerCollision


QuestionWhat kind of communication is used when 2 devices can transmit to one another, but not simultaneously?

AnswerHalf-duplex


QuestionWhat is a logcial connection between 2 nodes called?

AnswerVirtual Circuit

Weight: 1

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Difficulty: Easy

QuestionWhich frame field is used to determine if errors have occured in the transmission and reception of the frame (no abbreviations)/

AnswerFrame Check Sequence


QuestionWhich field in an ethernet frame is used for synchronization?

AnswerPreamble


QuestionIn networking, what does the abbreviation CRC stand for?

AnswerCyclic Redundancy Check



QuestionWhich 2 basic services does the Data Link layer perform?

Answer- Allows the upper layers to access the media using techiques such as framing.- Controls how data is placed onto the media and is received from the media using techniques such as media access control and error detection.


QuestionData Link layer protocols use control information to determine ...............

Answer- Which nodes are in communication with each other.

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- When communication between individual nodes begins and when it ends.- Which errors occured while the nodes communicated.- Which nodes will communicate next.


QuestionWhich 2 OSI layers are considered to be implemented in hardware?

Answer- Data Link- Physical


QuestionThe Data Link layer consists of 2 sublayers. Name them (no abbreviations).

Answer- Logical Link Control- Media Access Control


QuestionWhich tasks do the Logical Link Control layer perform?

Answer- Frames the Network layer protocol.- Identifies the Network layer protocol.


QuestionWhich tasks do the Media Access Control layer perform?

Answer- Addresses the frame.- Marks the beginning and ending of the frame.


QuestionThe method of media access control used depends on:

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Answer- Media sharing- Topology


QuestionName and describe the 2 different media access control methods used for shared media.

Answer- Controlled: Each node has its own time to use the medium (they take turns).- Contention-based: All nodes compete for the use of the medium.


QuestionDescribe how CSMA/CD works.

Answer- The device monitrs the media for the presence of a data signal.- If a data signal is absent, indicating that the media is free, the device transmits the data.- If signals are then detected that show another device was transmitting at the same time, all devices stop sending and try again later.


QuestionDescribe how CSMA/CA works.

Answer- The device examines the media for the presence of a data signal.- If the media is free, the device sends a notification accross the media of its intent to use it.- The device then sends the data.


QuestionWhat is the diifference between a physical and a logical topology?

Answer- The physical topology is an arrangment of the nodes and the physical connections between them.- A logicial topology is the way a network transfers frames from one node to the next.

Weight: 2

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Difficulty: Easy

QuestionName 3 logical and physical topologies typically used in networks.

Answer- Point-to-Point- Multi-Access- Ring



QuestionThe Data Link layer is responsible for the exchange of frames between nodes over the media of a physical network.

AnswerTrue


QuestionData Link layer protocols operate without the need for any control information.

AnswerFalse


QuestionThe NIC functions solely as hardware.

AnswerFalse


QuestionLogical Link Control places information in the frame that identifies which Network layer protocol is being used for the frame.

Answer

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True


QuestionData Link layer processes occur both in software and hardware.

AnswerTrue


QuestionContention-based media access control methods do not have the overhead of controlled access methods.

AnswerTrue


QuestionHalf-duplex communication means that the devices can both transmit and receive simultaneously.

AnswerFalse


QuestionThe physical topology is an arrangement of the nodes and the physical connections between them.

AnswerTrue


QuestionA physical topology is the way a network transfers frames from one node to the next.

AnswerFalse

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QuestionIn a logical point-to-point topology, the 2 nodes must be physcially connected.

AnswerFalse


QuestionStar topologies make use of token passing.

AnswerFalse


QuestionThe Frame Check Sequence field is used to determine if errors occured in the transmission and reception of the frame.

AnswerTrue


8. OSI Physical Layer


Question............... is a method of converting a stream of data bits into a predefined code.

AnswerEncoding


Question

Each signal placed onto the media has a specific amount of time to occupy the media. This

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is called ...............

AnswerBit time


QuestionA ............... is a consecutive sequence of code bits that are interpreted and mapped as data bit patterns.

AnswerCode group


QuestionDefine DC Balancing.

AnswerThe process of balancing the number of 1s and 0s trnasmitted.


Question............... measures the amount of information that can flow from one place to another in a given amount of time.

AnswerDigital bandwidth


Question............... is the measure of usable data transferred over a given period of time.

AnswerGoodput


QuestionWhy do some copper-based cabling media twist their wires?

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AnswerTo minimize signal degradation due to electronic noise.


Question............... is the interference caused by the magnetic field around the adjacent pairs of wires in the cable.

AnswerCrosstalk


QuestionWhat does the abbreviation UTP stand for?

AnswerUnshielded Twisted Pair


QuestionDefine single-mode optical fiber.

AnswerSingle-mode optical fiber carries a single ray of light, usually emitted from a laser.


QuestionIEEE 802.15 is also known as ...............

AnswerBluetooth



QuestionThe delivery of frames accross the local media requires 4 Physical layer elements. Name them.

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Answer- The physical media and associated connectors.- A representation of bits on the media.- Encoding of data and control information.- Transmitter and receiver circuitry on the network devices.


QuestionThere are 3 basic forms of network media on which data is transmitted.

Answer- Copper- Fiber- Wireless


QuestionName the 3 fundamental functions of the Physical layer.

Answer- The physical components- Data encoding- Signaling


QuestionBits are represented on the medium by chaning one or more of 3 characteristics of a signal. Name these 3 characteristics.

Answer- Amplitude- Frequency- Phase


QuestionWhat are some of the characteristics of NRZ signaling?

Answer- Discrete pulses- Can have one of two states

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- Voltage jumps between levels


QuestionWhat are the advantages to using code groups for data transmission?

Answer- Reducing bit level errors- Limiting the effective energy transmitted into the media- Helping to distinguish data bits from control bits- Better media error detection


QuestionCode groups have 3 types of symbols. Name them.

Answer- Data- Control- Invalid


QuestionIn which 3 ways can data transfer be measured?

Answer- Bandwidth- Throughput- Goodput


QuestionName 3 kinds of copper-based media.

Answer- UTP- Coaxial- STP


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QuestionName 3 kinds of UTP cable.

Answer- Straight-through- Crossover- Rollover


QuestionOptical fiber have some implementation issues which prohibit them from always being the chosen medium. Name these issues.

Answer- More expensive than copper media over the same distance.- Different skills and equipment required to terminate and splice the cable infrastructure.- More careful handling than copper media.


QuestionTo set up a wireless LAN, 2 kinds of networking devices are required. Name them.

Answer- Wireless Access Points- Wireless NIC Adapters


QuestionName and describe the three common types of fiber-optic termination and splicing errors.

Answer- Misalignment: The fiber-optic media are not precisely aligned to one another when joined.- End gap: The media do not completely touch at the splice or connection.- End finish: The media ends are not well polished or dirt is present at the termination.



QuestionThe OSI Physical layer provides the means to transport across the media the bits that make

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up a Data Link layer frame.

AnswerTrue


QuestionThe purpose of the Physical layer is to create the electrical, optical or microwave signal that represents the bits in each frame.

AnswerTrue


QuestionEncoding is a method of converting a stream of data bits into a random code.

AnswerFalse


QuestionNRZ signaling is best suited for high speed data links.

AnswerFalse


QuestionA code group is a consecutive sequence of code bits that are interpreted and mapped as data bit patterns.

AnswerTrue


QuestionThere are 2 different types of code symbols used at the Physical layer.

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AnswerFalse


QuestionPhysical media properties, current technologies and the laws of physics all play a role in determining available bandwidth.

AnswerTrue


QuestionThroughput is the measure of the transfer of code symbols accross the media over a given period of time.

AnswerFalse


QuestionCable types with shielding or twisting of the pairs of wires are designed to make the cable more resistant to physical damage.

AnswerFalse


QuestionMultimode optical fiber is generally used for longer distances.

AnswerFalse


Question802.11a and 802.11b are not interoperable.

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AnswerTrue


9. Ethernet


QuestionIn networks, what does the abbreviation MAN stand for?

AnswerMetropolitan Area Network


Question10Base5 Ethernet is also known as ...............

AnswerThicknet


Question10Base2 Ethernet is also known as ...............

AnswerThinnet


QuestionA logical, multi-access topology is also called a ...............

AnswerLogical bus topology


Question

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Legacy ethernet used ............... communication.

Answerhalf-duplex


QuestionWhat is the minimum Ethernet frame size?

Answer64 bytes


QuestionWhat is the maximum Ethernet frame size?

Answer1518 bytes


QuestionIn networks, what does the abbreviation VLAN stand for?

AnswerVirtual Local Area Network


QuestionA MAC address consists of ............... binary bits.

Answer48


QuestionA MAC address consists of ............... hexadecimal digits.

Answer

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12


QuestionThe first 24 bits (3 bytes) of a MAC address must consist of the vendor's ............... (no abbreviations).

AnswerOrganizational Unique Identifier


QuestionThe MAC address is burned into ROM, so it is also sometimes called a ............... address.

AnswerBurned-in


QuestionWhat is the main task of the Network layer address?

AnswerThe Network layer address enables the packet to be forwarded to its destination.


QuestionWhat is the main task of the Data Link layer address?

AnswerThe Data Link layer address enables the packet to be carried by the local media accross each segment.


QuestionFF-FF-FF-FF-FF-FF is an example of what kind of MAC address?

AnswerBroadcast

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Question01-00-5E-00-00-01 is an example of what kind of MAC address?

AnswerMulticast


Question00-25-64-76-EE-D6 is an example of what kind of MAC address?

AnswerUnicast


QuestionIn CSMA/CD, why is a jamming signal used?

AnswerThe jamming signal is used to notify the other devices of a collision.


QuestionIn CSMA/CD, why is a backoff algorithm used?

AnswerThe backoff algorithm causes all devices to stop transmitting for a random amount of time, which allows the collision signal to subside.


QuestionDefine a collision domain.

AnswerThe connected devices that access a common media via a hub or series of directly connected hubs.


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QuestionA collision domain is also called a ...............

AnswerNetwork segment


QuestionThe accumulated delays on an Ethernet network is called ...............

AnswerLatency


QuestionEthernet with throughput speeds of 10 Mbps and slower use ............... communication.

AnswerAsynchronous


QuestionEthernet implementations with throughput of 100 Mbps and higher use ............... communication.

AnswerSynchronous


QuestionDefine bit time.

AnswerFor each media speed, a period of time is required for a bit to be placed and sensed on the media.


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QuestionEthernet is covered by the IEEE ............... standards.

Answer802.3


Question1000BASE-SX and 1000BASE-LX Ethernet uses ............... as its medium

AnswerFiber


Question............... allow for the segmentation of the LAN into separate collision domains.

AnswerSwitches


QuestionDefine ARP spoofing.

AnswerIt is a technique used by an attacker to inject the wrong MAC address association into a network by issuing fake ARP requests.


QuestionThe process of sending a frame to all segments is known as ...............

AnswerFlooding



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QuestionName 4 tasks which the Logical Link Control layer must perform.

Answer- Make the connection with the upper layers.- Frames the network layer packet.- Indentifies the network layer protocol.- Remains relatively independent of the physical equipment.


QuestionName the 2 primary responsibilities of the MAC sublayer.

Answer- Data encapsulation- Media Access Control


QuestionWhat are the 3 primary functions which data encapsulation provideds?

Answer- Frame delimiting- Addressing- Error detection


QuestionWhy is Ethernet such a successful technology?

Answer- Simplicity and ease of maintenance- Ability to incorporate new technologies- Reliability- Low cost of installation and upgrade


QuestionThe rapid growth of the Internet has had 3 main consequences. Name them.

Answer

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- More devices are being connected to the network.- Devices access the network media more frequently.- Distances between devices are increasing.


QuestionIn a LAN where all nodes are connected directly to the switch, the throughput of the network increases dramatically. Name the 3 primary reasons for this.

Answer- Dedicated bandwidth to each port- Collision-free environment- Full-duplex operation


QuestionName 3 reasons why hubs are stillused in modern networks.

Answer- Availability- Economics- Requirements


QuestionDuring switch operation, Ethernet LAN switches use five basic operations. Name them.

Answer- Learning- Aging- Flooding- Selective Forwarding- Filtering


QuestionThe ARP protocol provides two basic functions. Name them.

Answer- Resolving IPv4 addresses to MAC addresses.- Maintaining a cache of mappings.

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QuestionWhat is interframe spacing and why is it used?

Answer- The Ethernet standards require a minimum spacing between 2 non-colliding frames.- This gives the media time to stabilize after the transmission of the previous frame and time for the devices to process the frame.


QuestionWhat steps are involved in store and forward switching?

Answer- The switch receives the entire frame.- Checks the FSC for errors.- Forwards the frame to the appropriate port.



QuestionThe LLC layer indentifies the Network layer protocol.

AnswerTrue


QuestionThe framing process provides important delimiters that are used to identify a group of bits that make up a frame.

AnswerTrue


QuestionA node can choose not to receive a frame.

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AnswerFalse


QuestionAn Ethernet MAC address is a 48-bit binary valu expressed as 16 hexadecimal digits.

AnswerFalse


QuestionWhen the computer starts up, the NIC copies the MAC address into RAM.

AnswerTrue


Question7G is a valid hexadecimal value.

AnswerFalse


QuestionMulticast addresses allow a source device to send a packet to a group of devices.

AnswerTrue


QuestionA collision domain is also referred to as a network segment.

AnswerTrue

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QuestionAny frame less than 64 bytes in length is considered to be a collision fragment.

AnswerTrue


QuestionThe ARP table is statically maintained by the administrator.

AnswerFalse


10. Planning and Cabling Networks


QuestionEach port on a switch creates a separate ...............

AnswerCollision domain


QuestionWhat is the goal of redundant systems?

AnswerTo allow the physical network to continue its operation even if one device fails.


QuestionDefine fixed configuration routers.

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AnswerThey have a specific number and type of ports and interfaces.


QuestionWhat is the maximum backbone distance for UTP?

Answer90 m


QuestionDefine the telecommunications room.

AnswerThe telecommunications room is where the connections to intermediary devices take place.


QuestionDefine horizontal cabling.

AnswerHorizontal cabling refers to the cables connecting the telecommunication rooms with the work areas.


Question............... connects the telecommunications rooms with the work areas.

AnswerHorizontal cabling


QuestionDefine backbone cabling.

Answer

Backbone cabling refers to the cabling used to connect the telecommuncation rooms to the

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equipment rooms.


Question............... connects the telecommunication rooms to the equipment rooms.

AnswerBackbone cabling


QuestionDefine a work area (as used in networking).

AnswerThe work areas are the locations devoted to the end devices used by individual end-users.


Question............... is the reduction of the strength of a signal as it moves down a medium.

AnswerAttenuation


QuestionIn networking, what does the abbreviation EMI stand for?

AnswerElectromagnetic Interference


QuestionIn networking, what does the abbreviation RFI stand for?

AnswerRadio Frequency Interference


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QuestionIn networking, what does the abbreviation DCE stand for?

AnswerData Communications Equipment


QuestionDefine Data Communications Equipment.

AnswerA device that supplies the clocking services to another device.


QuestionIn networking, what does the abbreviation DTE stand for?

AnswerData Terminal Equipment


QuestionDefine Data Terminal Equipment.

AnswerA device that receives clocking services from another device and adjusts accordingly.


QuestionDefine CSU/DSU.

AnswerA CSU/DSU is a device used to make the physical connection between data networks and a WAN provider's circuits.


Question

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Why is the AUX interface on a router used?

AnswerThe AUX interface is used for remote management of the router.


QuestionWhen setting up a console connection in HyperTerminal, to how many bits per second should the port be set?

Answer9600



QuestionWhen selecting a device for a particular LAN, there are a number of factors that need to be considered. Name five.

Answer- Cost- Speed and Types of Ports- Expandability- Manageability- Additional Features and Services


QuestionName 5 features and services supported by routers.

Answer- Security- Quality of Service- Voice over IP- Routing multiple Layer 3 protocols- Special services such as NAT and DHCP


QuestionWhen planning the installation of LAN cabling, there are 4 physical areas to consider. Name

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them.

Answer- Work area- Telecommunications room- Backbone- Distribution


QuestionWhen considering different media types, what are some of their advantages and disadvantages?

Answer- Cable length- Cost- Bandwidth- Ease of Installation- Susceptible to interference


QuestionFor which 3 main kinds of connections would you use a straight-through cable?

Answer- Switch to router Ethernet port- Computer to switch- Computer to hub


QuestionName 3 reasons to dive a network into subnets.

Answer- Manage broadcast traffic- Different network requirements- Security


QuestionThere are 6 different categories for host addresses. Name them.

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Answer- General users- Special users- Network resources- Router LAN interfaces- Router WAN links- Management access


QuestionThe cost of a switch is determined by 2 things. Name them.

Answer- Capacity- Features



QuestionA hub receives a signal, regenerates it and sends the signal over all ports except the one on which the signal was received.

AnswerTrue


QuestionA hub receives a frame and regenerates each bit of the frame only onto the appropriate destination port.

AnswerFalse


QuestionA switch reduces the collisions in a LAN.

AnswerTrue

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QuestionThe cost of a switch is determined by its capacity and features.

AnswerTrue


QuestionThe telecommunications room is also known as the work area.

AnswerFalse


QuestionUTP cable is relatively lightweight and flexible and has a small diameter, which allows it to fit into small spaces.

AnswerTrue


QuestionTo achieve a crossover connection with a UTP cable, both ends must be terminated as a T568A pinout.

AnswerFalse


QuestionA DTE device provides a clocking service to a DCE device.

AnswerFalse


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11. Configuring and Testing Your Network


QuestionIn networking, what does the abbreviation CLI stand for?

AnswerCommand Line Interface


QuestionIn networking, what does the abbreviation IOS stand for?

AnswerInternetwork Operating System


QuestionWhen is the console port usually used?

AnswerThe console port is often used to access a device when the networkin services have not been started or have failed.


QuestionWhy would you choose to use SSH over Telnet?

AnswerSSH provides stronger password authentication than Telnet and uses encryption when transporting session data.


QuestionWhy are configuration files used in the Cisco IOS?

Answer

of 996


Configuration files contain the Cisco IOS software commands used to customize the functionality of a Cisco device.


QuestionThe startup configuration file is stored in ............... RAM (no abbreviations).

Answernon-volatile


QuestionChanges to which configuration file will immediately affect the operation of the Cisco device?

AnswerRunning configuration


QuestionRouter(config)# is the default prompt for which CLI mode on a router?

AnswerGlobal configuration


QuestionA switch's prompt reads Switch>. Which CLI mode is the switch currently in?

AnswerUser executive


QuestionA switch's prompt reads Switch#. Which CLI mode is the switch currently in?

AnswerPrivileged executive

of 996



QuestionWhich command is used to move from user to privileged EXEC mode?

Answerenable


QuestionWhich command (complet syntax - no prompt) allows you to add the decription 'Durban Interface One' to an interface?

Answerdescription Durban Interface One


QuestionWhich keyboard key can be used in the CLI to autocomplete a command?

Answertab


QuestionWhich command displays statistics for all interfaces on the device?

Answershow interfaces


QuestionWhat is the command 'show version' used for?

AnswerDisplays information about the currently loaded software version, along with harddware and device information.


of 996


QuestionWhat is the command 'show ip interface brief' used for?

AnswerTo get a quick summary of the interfaces and their operational state.


QuestionWhich command is used to go from privileged EXEC mode to global configuration mode? Write down the complete command without a prompt.

Answerconfigure terminal


QuestionWhich command assigns the name Durban to a router?

Answerhostname Durban


QuestionDefine the term network baseline.

AnswerA baseline is a process for studying the network at regular intervals to ensure that the network is working as designed.


QuestionWhich command is an effective way to test end-to-end connectivity?

Answerping


of 996


QuestionWhich IP address is referred to as the loopback address?

Answer127.0.0.1


QuestionWhich command at the privileged EXEC mode restarts a router?

Answerreload


QuestionWhat does the 'service password-encryption' command do?

AnswerPrevents passwords from showing up as plain text when viewing the configuration files.



QuestionThe Cisco IOS provides devices with 3 network services. Name them.

Answer- Basic routing and switching functions.- Reliable and secure access to networked resources.- Network scalability


QuestionName 3 ways in which the CLI environment can be accessed.

Answer- Console- Telnet or SSH- AUX

of 996



QuestionName and describe the 2 configuration files that a Cisco network device contains.

Answer- Running Configuration: Used during the current operation of the device.- Startup Configuration: Used as the backup configuration and is loaded when the device is started.


QuestionName the 4 major modes of the CLI environment.

Answer- User executive- Privileged executive- Global configuration- Other specific configuration modes


QuestionName 3 kinds of help that the IOS has available to users.

Answer- Context-sensitive help- Command Syntax Check- Hot Keys and Shortcuts


QuestionWhen entering an incorrect command into the CLI on the IOS, you may be presented with 3 different types of error messages. Name them.

Answer- Ambiguous command- Incomplete command- Incorrect command


of 996


QuestionWhich passwords can be enabled on the IOS?

Answer- Console- Enable- Enable secret- VTY


QuestionList the commands necessary to set a password 'cisco' for the console line. (You don't need to enter the CLI prompts.)

Answer- line console 0- password cisco- login


QuestionList the commands necessary to set a password 'cisco' on the VTY lines. (You don't need to enter the CLI prompts.)

Answer- line vty 0 4- password cisco- login


QuestionList the commands to set up the ip address 192.168.10.5 255.255.255.0 on FastEthernet 0/0. (You don't need to enter the CLI prompts.)

Answer- interface FastEthernet 0/0- ip address 192.168.10.5 255.255.255.0- no shutdown



of 996


QuestionThe services provided by the Cisco IOS are generally accessed using a graphical user interface (GUI).

AnswerFalse


QuestionUsing flash memory allows the IOS to be upgraded to newer versions or to have new features added.

AnswerTrue


QuestionAs a best practice, always use Telnet in place of SSH whenever possible.

AnswerFalse


QuestionThe AUX port can also be used locally, like the console port.

AnswerTrue


QuestionThe startup configuration file is used during the current operation of the device.

AnswerFalse


of 996


QuestionChanges to the running configuration will immediately affect the operation of the Cisco device.

AnswerTrue


QuestionBy default, authentication is required to access the user EXEC mode from the console.

AnswerFalse


QuestionShow version displays statistics for all interfaces on the device.

AnswerFalse


QuestionInterface mode is used to configure one of the network interfaces.

AnswerTrue


QuestionThe enable password limits access to the privileged EXEC mode.

AnswerTrue


QuestionPing is often used to test the protocol stack.

of 996


AnswerTrue


12. Decimal to Binary Conversion


Question0

Answer00000000


Question1

Answer00000001


Question2

Answer00000010


Question3

Answer00000011


of 996


Question4

Answer00000100


Question5

Answer00000101


Question6

Answer00000110


Question7

Answer00000111


Question8

Answer00001000


Question9

of 996


Answer00001001


Question10

Answer00001010


Question11

Answer00001011


Question12

Answer00001100


Question13

Answer00001101


Question14

Answer00001110

of 996



Question15

Answer00001111


Question16

Answer00010000


Question17

Answer00010001


Question18

Answer00010010


Question19

Answer00010011


of 996


Question20

Answer00010100


Question21

Answer00010101


Question22

Answer00010110


Question23

Answer00010111


Question24

Answer00011000


Question25

of 996


Answer00011001


Question26

Answer00011010


Question27

Answer00011011


Question28

Answer00011100


Question29

Answer00011101


Question30

Answer00011110

of 996



Question31

Answer00011111


Question32

Answer00100000


Question33

Answer00100001


Question34

Answer00100010


Question35

Answer00100011


of 996


Question36

Answer00100100


Question37

Answer00100101


Question38

Answer00100110


Question39

Answer00100111


Question40

Answer00101000


Question41

of 996


Answer00101001


Question42

Answer00101010


Question43

Answer00101011


Question44

Answer00101100


Question45

Answer00101101


Question46

Answer00101110

of 996



Question47

Answer00101111


Question48

Answer00110000


Question49

Answer00110001


Question50

Answer00110010


Question51

Answer00110011


of 996


Question52

Answer00110100


Question53

Answer00110101


Question54

Answer00110110


Question55

Answer00110111


Question56

Answer00111000


Question57

of 996


Answer00111001


Question58

Answer00111010


Question59

Answer00111011


Question60

Answer00111100


Question61

Answer00111101


Question62

Answer00111110

of 996



Question63

Answer00111111


Question64

Answer01000000


Question65

Answer01000001


Question66

Answer01000010


Question67

Answer01000011


of 996


Question68

Answer01000100


Question69

Answer01000101


Question70

Answer01000110


Question71

Answer01000111


Question72

Answer01001000


Question73

of 996


Answer01001001


Question74

Answer01001010


Question75

Answer01001011


Question76

Answer01001100


Question77

Answer01001101


Question78

Answer01001110

of 996



Question79

Answer01001111


Question80

Answer01010000


Question81

Answer01010001


Question82

Answer01010010


Question83

Answer01010011


of 996


Question84

Answer01010100


Question85

Answer01010101


Question86

Answer01010110


Question87

Answer01010111


Question88

Answer01011000


Question89

of 996


Answer01011001


Question90

Answer01011010


Question91

Answer01011011


Question92

Answer01011100


Question93

Answer01011101


Question94

Answer01011110

of 996



Question95

Answer01011111


Question96

Answer01100000


Question97

Answer01100001


Question98

Answer01100010


Question99

Answer01100011


of 996


Question100

Answer01100100


Question101

Answer01100101


Question102

Answer01100110


Question103

Answer01100111


Question104

Answer01101000


Question105

of 996


Answer01101001


Question106

Answer01101010


Question107

Answer01101011


Question108

Answer01101100


Question109

Answer01101101


Question110

Answer01101110

of 996



Question111

Answer01101111


Question112

Answer01110000


Question113

Answer01110001


Question114

Answer01110010


Question115

Answer01110011


of 996


Question116

Answer01110100


Question117

Answer01110101


Question118

Answer01110110


Question119

Answer01110111


Question120

Answer01111000


Question121

of 996


Answer01111001


Question122

Answer01111010


Question123

Answer01111011


Question124

Answer01111100


Question125

Answer01111101


Question126

Answer01111110

of 996



Question127

Answer01111111


Question128

Answer10000000


Question129

Answer10000001


Question130

Answer10000010


Question131

Answer10000011


of 996


Question132

Answer10000100


Question133

Answer10000101


Question134

Answer10000110


Question135

Answer10000111


Question136

Answer10001000


Question137

of 996


Answer10001001


Question138

Answer10001010


Question139

Answer10001011


Question140

Answer10001100


Question141

Answer10001101


Question142

Answer10001110

of 996



Question143

Answer10001111


Question144

Answer10010000


Question145

Answer10010001


Question146

Answer10010010


Question147

Answer10010011


of 996


Question148

Answer10010100


Question149

Answer10010101


Question150

Answer10010110


Question151

Answer10010111


Question152

Answer10011000


Question153

of 996


Answer10011001


Question154

Answer10011010


Question155

Answer10011011


Question156

Answer10011100


Question157

Answer10011101


Question158

Answer10011110

of 996



Question159

Answer10011111


Question160

Answer10100000


Question161

Answer10100001


Question162

Answer10100010


Question163

Answer10100011


of 996


Question164

Answer10100100


Question165

Answer10100101


Question166

Answer10100110


Question167

Answer10100111


Question168

Answer10101000


Question169

of 996


Answer10101001


Question170

Answer10101010


Question171

Answer10101011


Question172

Answer10101100


Question173

Answer10101101


Question174

Answer10101110

of 996



Question175

Answer10101111


Question176

Answer10110000


Question177

Answer10110001


Question178

Answer10110010


Question179

Answer10110011


of 996


Question180

Answer10110100


Question181

Answer10110101


Question182

Answer10110110


Question183

Answer10110111


Question184

Answer10111000


Question185

of 996


Answer10111001


Question186

Answer10111010


Question187

Answer10111011


Question188

Answer10111100


Question189

Answer10111101


Question190

Answer10111110

of 996



Question191

Answer10111111


Question192

Answer11000000


Question193

Answer11000001


Question194

Answer11000010


Question195

Answer11000011


of 996


Question196

Answer11000100


Question197

Answer11000101


Question198

Answer11000110


Question199

Answer11000111


Question200

Answer11001000


Question201

of 996


Answer11001001


Question202

Answer11001010


Question203

Answer11001011


Question204

Answer11001100


Question205

Answer11001101


Question206

Answer11001110

of 996



Question207

Answer11001111


Question208

Answer11010000


Question209

Answer11010001


Question210

Answer11010010


Question211

Answer11010011


of 996


Question212

Answer11010100


Question213

Answer11010101


Question214

Answer11010110


Question215

Answer11010111


Question216

Answer11011000


Question217

of 996


Answer11011001


Question218

Answer11011010


Question219

Answer11011011


Question220

Answer11011100


Question221

Answer11011101


Question222

Answer11011110

of 996



Question223

Answer11011111


Question224

Answer11100000


Question225

Answer11100001


Question226

Answer11100010


Question227

Answer11100011


of 996


Question228

Answer11100100


Question229

Answer11100101


Question230

Answer11100110


Question231

Answer11100111


Question232

Answer11101000


Question233

of 996


Answer11101001


Question234

Answer11101010


Question235

Answer11101011


Question236

Answer11101100


Question237

Answer11101101


Question238

Answer11101110

of 996



Question239

Answer11101111


Question240

Answer11110000


Question241

Answer11110001


Question242

Answer11110010


Question243

Answer11110011


of 996


Question244

Answer11110100


Question245

Answer11110101


Question246

Answer11110110


Question247

Answer11110111


Question248

Answer11111000


Question249

of 996


Answer11111001


Question250

Answer11111010


Question251

Answer11111011


Question252

Answer11111100


Question253

Answer11111101


Question254

Answer11111110

of 996



Question255

Answer11111111


13. Binary To Decimal Conversion


Question00000000

Answer0


Question00000001

Answer1


Question00000010

Answer2


Question00000011

Answer

of 996


3


Question00000100

Answer4


Question00000101

Answer5


Question00000110

Answer6


Question00000111

Answer7


Question00001000

Answer8


of 996


Question00001001

Answer9


Question00001010

Answer10


Question00001011

Answer11


Question00001100

Answer12


Question00001101

Answer13


Question00001110

of 996


Answer14


Question00001111

Answer15


Question00010000

Answer16


Question00010001

Answer17


Question00010010

Answer18


Question00010011

Answer19

of 996



Question00010100

Answer20


Question00010101

Answer21


Question00010110

Answer22


Question00010111

Answer23


Question00011000

Answer24


of 996


Question00011001

Answer25


Question00011010

Answer26


Question00011011

Answer27


Question00011100

Answer28


Question00011101

Answer29


Question00011110

of 996


Answer30


Question00011111

Answer31


Question00100000

Answer32


Question00100001

Answer33


Question00100010

Answer34


Question00100011

Answer35

of 996



Question00100100

Answer36


Question00100101

Answer37


Question00100110

Answer38


Question00100111

Answer39


Question00101000

Answer40


of 996


Question00101001

Answer41


Question00101010

Answer42


Question00101011

Answer43


Question00101100

Answer44


Question00101101

Answer45


Question00101110

of 996


Answer46


Question00101111

Answer47


Question00110000

Answer48


Question00110001

Answer49


Question00110010

Answer50


Question00110011

Answer51

of 996



Question00110100

Answer52


Question00110101

Answer53


Question00110110

Answer54


Question00110111

Answer55


Question00111000

Answer56


of 996


Question00111001

Answer57


Question00111010

Answer58


Question00111011

Answer59


Question00111100

Answer60


Question00111101

Answer61


Question00111110

of 996


Answer62


Question00111111

Answer63


Question01000000

Answer64


Question01000001

Answer65


Question01000010

Answer66


Question01000011

Answer67

of 996



Question01000100

Answer68


Question01000101

Answer69


Question01000110

Answer70


Question01000111

Answer71


Question01001000

Answer72


of 996


Question01001001

Answer73


Question01001010

Answer74


Question01001011

Answer75


Question01001100

Answer76


Question01001101

Answer77


Question01001110

of 996


Answer78


Question01001111

Answer79


Question01010000

Answer80


Question01010001

Answer81


Question01010010

Answer82


Question01010011

Answer83

of 996



Question01010100

Answer84


Question01010101

Answer85


Question01010110

Answer86


Question01010111

Answer87


Question01011000

Answer88


of 996


Question01011001

Answer89


Question01011010

Answer90


Question01011011

Answer91


Question01011100

Answer92


Question01011101

Answer93


Question01011110

of 996


Answer94


Question01011111

Answer95


Question01100000

Answer96


Question01100001

Answer97


Question01100010

Answer98


Question01100011

Answer99

of 996



Question01100100

Answer100


Question01100101

Answer101


Question01100110

Answer102


Question01100111

Answer103


Question01101000

Answer104


of 996


Question01101001

Answer105


Question01101010

Answer106


Question01101011

Answer107


Question01101100

Answer108


Question01101101

Answer109


Question01101110

of 996


Answer110


Question01101111

Answer111


Question01110000

Answer112


Question01110001

Answer113


Question01110010

Answer114


Question01110011

Answer115

of 996



Question01110100

Answer116


Question01110101

Answer117


Question01110110

Answer118


Question01110111

Answer119


Question01111000

Answer120


of 996


Question01111001

Answer121


Question01111010

Answer122


Question01111011

Answer123


Question01111100

Answer124


Question01111101

Answer125


Question01111110

of 996


Answer126


Question01111111

Answer127


Question10000000

Answer128


Question10000001

Answer129


Question10000010

Answer130


Question10000011

Answer131

of 996



Question10000100

Answer132


Question10000101

Answer133


Question10000110

Answer134


Question10000111

Answer135


Question10001000

Answer136


of 996


Question10001001

Answer137


Question10001010

Answer138


Question10001011

Answer139


Question10001100

Answer140


Question10001101

Answer141


Question10001110

of 996


Answer142


Question10001111

Answer143


Question10010000

Answer144


Question10010001

Answer145


Question10010010

Answer146


Question10010011

Answer147

of 996



Question10010100

Answer148


Question10010101

Answer149


Question10010110

Answer150


Question10010111

Answer151


Question10011000

Answer152


of 996


Question10011001

Answer153


Question10011010

Answer154


Question10011011

Answer155


Question10011100

Answer156


Question10011101

Answer157


Question10011110

of 996


Answer158


Question10011111

Answer159


Question10100000

Answer160


Question10100001

Answer161


Question10100010

Answer162


Question10100011

Answer163

of 996



Question10100100

Answer164


Question10100101

Answer165


Question10100110

Answer166


Question10100111

Answer167


Question10101000

Answer168


of 996


Question10101001

Answer169


Question10101010

Answer170


Question10101011

Answer171


Question10101100

Answer172


Question10101101

Answer173


Question10101110

of 996


Answer174


Question10101111

Answer175


Question10110000

Answer176


Question10110001

Answer177


Question10110010

Answer178


Question10110011

Answer179

of 996



Question10110100

Answer180


Question10110101

Answer181


Question10110110

Answer182


Question10110111

Answer183


Question10111000

Answer184


of 996


Question10111001

Answer185


Question10111010

Answer186


Question10111011

Answer187


Question10111100

Answer188


Question10111101

Answer189


Question10111110

of 996


Answer190


Question10111111

Answer191


Question11000000

Answer192


Question11000001

Answer193


Question11000010

Answer194


Question11000011

Answer195

of 996



Question11000100

Answer196


Question11000101

Answer197


Question11000110

Answer198


Question11000111

Answer199


Question11001000

Answer200


of 996


Question11001001

Answer201


Question11001010

Answer202


Question11001011

Answer203


Question11001100

Answer204


Question11001101

Answer205


Question11001110

of 996


Answer206


Question11001111

Answer207


Question11010000

Answer208


Question11010001

Answer209


Question11010010

Answer210


Question11010011

Answer211

of 996



Question11010100

Answer212


Question11010101

Answer213


Question11010110

Answer214


Question11010111

Answer215


Question11011000

Answer216


of 996


Question11011001

Answer217


Question11011010

Answer218


Question11011011

Answer219


Question11011100

Answer220


Question11011101

Answer221


Question11011110

of 996


Answer222


Question11011111

Answer223


Question11100000

Answer224


Question11100001

Answer225


Question11100010

Answer226


Question11100011

Answer227

of 996



Question11100100

Answer228


Question11100101

Answer229


Question11100110

Answer230


Question11100111

Answer231


Question11101000

Answer232


of 996


Question11101001

Answer233


Question11101010

Answer234


Question11101011

Answer235


Question11101100

Answer236


Question11101101

Answer237


Question11101110

of 996


Answer238


Question11101111

Answer239


Question11110000

Answer240


Question11110001

Answer241


Question11110010

Answer242


Question11110011

Answer243

of 996



Question11110100

Answer244


Question11110101

Answer245


Question11110110

Answer246


Question11110111

Answer247


Question11111000

Answer248


of 996


Question11111001

Answer249


Question11111010

Answer250


Question11111011

Answer251


Question11111100

Answer252


Question11111101

Answer253


Question11111110

of 996


Answer254


Question11111111

Answer255


14. Decimal to Hexadecimal Conversion


Question0

Answer00


Question1

Answer01


Question2

Answer02


Question

of 996


3

Answer03


Question4

Answer04


Question5

Answer05


Question6

Answer06


Question7

Answer07


Question8

Answer

of 996


08


Question9

Answer09


Question10

Answer0A


Question11

Answer0B


Question12

Answer0C


Question13

Answer0D


of 996


Question14

Answer0E


Question15

Answer0F


Question16

Answer10


Question17

Answer11


Question18

Answer12


Question19

of 996


Answer13


Question20

Answer14


Question21

Answer15


Question22

Answer16


Question23

Answer17


Question24

Answer18

of 996



Question25

Answer19


Question26

Answer1A


Question27

Answer1B


Question28

Answer1C


Question29

Answer1D


of 996


Question30

Answer1E


Question31

Answer1F


Question32

Answer20


Question33

Answer21


Question34

Answer22


Question35

of 996


Answer23


Question36

Answer24


Question37

Answer25


Question38

Answer26


Question39

Answer27


Question40

Answer28

of 996



Question41

Answer29


Question42

Answer2A


Question43

Answer2B


Question44

Answer2C


Question45

Answer2D


of 996


Question46

Answer2E


Question47

Answer2F


Question48

Answer30


Question49

Answer31


Question50

Answer32


Question51

of 996


Answer33


Question52

Answer34


Question53

Answer35


Question54

Answer36


Question55

Answer37


Question56

Answer38

of 996



Question57

Answer39


Question58

Answer3A


Question59

Answer3B


Question60

Answer3C


Question61

Answer3D


of 996


Question62

Answer3E


Question63

Answer3F


Question64

Answer40


Question65

Answer41


Question66

Answer42


Question67

of 996


Answer43


Question68

Answer44


Question69

Answer45


Question70

Answer46


Question71

Answer47


Question72

Answer48

of 996



Question73

Answer49


Question74

Answer4A


Question75

Answer4B


Question76

Answer4C


Question77

Answer4D


of 996


Question78

Answer4E


Question79

Answer4F


Question80

Answer50


Question81

Answer51


Question82

Answer52


Question83

of 996


Answer53


Question84

Answer54


Question85

Answer55


Question86

Answer56


Question87

Answer57


Question88

Answer58

of 996



Question89

Answer59


Question90

Answer5A


Question91

Answer5B


Question92

Answer5C


Question93

Answer5D


of 996


Question94

Answer5E


Question95

Answer5F


Question96

Answer60


Question97

Answer61


Question98

Answer62


Question99

of 996


Answer63


Question100

Answer64


Question101

Answer65


Question102

Answer66


Question103

Answer67


Question104

Answer68

of 996



Question105

Answer69


Question106

Answer6A


Question107

Answer6B


Question108

Answer6C


Question109

Answer6D


of 996


Question110

Answer6E


Question111

Answer6F


Question112

Answer70


Question113

Answer71


Question114

Answer72


Question115

of 996


Answer73


Question116

Answer74


Question117

Answer75


Question118

Answer76


Question119

Answer77


Question120

Answer78

of 996



Question121

Answer79


Question122

Answer7A


Question123

Answer7B


Question124

Answer7C


Question125

Answer7D


of 996


Question126

Answer7E


Question127

Answer7F


Question128

Answer80


Question129

Answer81


Question130

Answer82


Question131

of 996


Answer83


Question132

Answer84


Question133

Answer85


Question134

Answer86


Question135

Answer87


Question136

Answer88

of 996



Question137

Answer89


Question138

Answer8A


Question139

Answer8B


Question140

Answer8C


Question141

Answer8D


of 996


Question142

Answer8E


Question143

Answer8F


Question144

Answer90


Question145

Answer91


Question146

Answer92


Question147

of 996


Answer93


Question148

Answer94


Question149

Answer95


Question150

Answer96


Question151

Answer97


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