In the Late 1960s

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In the late 1960s, researchers in the US gained funding from the Defense Advanced Research ProjectsAgency (DARPA) to begin development of the first network of computer systems. The first suchconnection was established on the 29th of November 1969. The network was referred to as: 1. DARPANET 2. INTERNEt 3. ARPANET 4. DARPAWEB

Question was not answered

The PPP protocol 1. is designed for simple links which transport packets between two peers 2. is one of the protocols for making an Internet connection over a phone line 3. both 1 & 2 4. None of the above


PPP supports 1. an asynchronous link 2. bit-oriented synchronous links 3. both 1 & 2 4. None of the above


PPP provides the _______ layer in the TCP/IP suite

1. link 2. network 3. transport 4. application


The purpose of the link layer in the TCP/IP protocol suite is 1. to send and receive IP datagrams for the IP module 2. to send and receive ARP requests and replies for the ARP module. 3. to send and receive RARP requests and replies for the RARP module 4. All of the above


PPP consists of ________components 1. three (encapsulating, the Domain Name system 2. three ( encapsulating ,a link control protocol ,NCP ) 3. two ( a link control protocol,Simple Network Control protocol) 4. None of the above


A frame is 1. the unit of transmission in the network layer 2. the unit of transmission at the data link layer 3. the basic unit of encapsulation, which is passed across the interface 4. None of these


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The PPP encapsulation 1. provides for multiplexing of different network-layer protocols 2. requires framing to indicate the beginning and end of the encapsulation 3. both 1 & 2 4. None of the above


A Link Control Protocol (LCP) is used for

1. establishing ,configuring and testing the data-link connection 2. establishing and configuring different network-layer protocols 3. both 1 & 2 4. None of the above


A family of network control protocols (NCPs) 1. are a series of independently defined protocols that provide a dynamic 2. are a series of independently-defined protocols that encapsulate 3. are a series of independently defined protocols that provide transparent 4. the same as NFS


In order to establish communications over a point-to-point link 1. each end of the PPP link must first send LCP packets 2. PPP must send NCP packets to configure and test the data link 3. each end of the PPP link must first send NCP packets 4. None of the above


The link necessarily begins and ends with this phase. During this phase ,the LCP automata will be in

INITIAL or STARTING states 1. link-termination phase 2. link establishment phase 3. authentication phase 4. link dead phase


At this phase the LCP is used to establish the connection through an exchange of configure packets 1. link dead phase 2. network layer protocol phase 3. authentication phase 4. None of the above


Choose one from the following 1. PPP can terminate the link at any time 2. PPP can terminate the link only during the link establishment phase 3. PPP can terminate the link during the authentication phase 4. None of the above


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_______ is used to close the link through an exchange of terminate packets 1. NCP 2. LCP 3. PPP 4. None of the above


Say the customer from the previous question got older, and decided to move to the country side18,000ft from the CO. He doesn't need HDTV anymore, he has already seen it all, but he just can't dowithout his daily websites. What would be the best line configuration for him? 1. ADSL 2. VDSL 3. ADSL2/2+ 4. RE-ADSL2


What is SRA? 1. Sound Rack Audio 2. Seamless Rate Adaptation 3. Seek And Rescue 4. Its an organization who standardize ADSL


"Seamless Rate Adaptation" - an ADSL2 mechanism to adapt a new rate in an existing connection

without restarting and invisibly from the end systems.

How can ADSL2+ reduce crosstalk? 1. By masking downstream frequencies below 1.1Mhz to 1.1-2.2Mhz 2. By using rate adaptation 3. By using special binders 4. It can't reduce crosstalk, only AM radio band interferences


The difference(s) between VDSL and ADSL are

1. VDSL can be both symmetric and asymmetric 2. ADSL operates over regular POTS, while VDSL can't 3. VDSL provide faster data transmission over shorter distances then ADSL 4. 1 and 3 are correct


What makes the ADSL asymmetric? 1. Different data rates - Downstream is bigger than Upstream 2. Different data rates - Upstream is bigger than Downstream 3. Download and Upload can't occur simultaneously 4. None of the above


A version of multicarrier modulation in which incoming data is collected and then distributed over alarge number of small individual carriers is

1. DMT 2. CAP

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BOOTP is a possible solution to the problem 1. Host IP address must be changed if he moves from one network to another 2. The limited address space 3. All hosts addresses must be changed if class B networks grows too large 4. All hosts addresses must be changed at least once a year


Which one of the media types is Multi - Drop

1. Unshielded Twisted Pairs 2. Thick Coaxial cable 3. Fiber Optic cable 4. Shielded Twisted Pairs


While routing 1. destination physical address changes every hop 2. destination physical and IP addresses changes every hop 3. source IP address changes every hop 4. destination IP address changes every hop


ICMP 1. messages are encapsulated in an IP header 2. reports only on errors and problems 3. is integral part of TCP 4. is integral part of UDP


Domain Name System

1. tries to resolve names with root name servers first 2. can be used in local environments 3. provides mapping from Human-readable names to MAC addresses 4. each root name server who can?t resolve the name sends the request to the hierarchically

upper server


which of the following is not provided by DHCP 1. IP address 2. ARP tables 3. subnet mask 4. DNS server address


RIP was popular because 1. intended for use on large, long-haul networks 2. has unbounded number of hops 3. it was distributed with Berkeley UNIX 4. RFC finally appeared in 1998


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RIP 1. requires more memory than OSPF 2. provides load balancing 3. is implemented less than OSPF 4. has an advantage in a small network


OSPF (Open Shortest Path First)

1. does not have type of service 2. does not have authentication 3. does not provide load balancing 4. is not better than RIP in small networks


RIP has advantage over OSPF in the following issue 1. bandwidth 2. type of service 3. memory 4. speed of convergence


OSPF has advantage over RIP in the following issue 1. computation 2. load splitting 3. memory 4. bandwidth


SNMP is not used to

1. report extraordinary events 2. retrieve specific management information 3. transfer mail through the network 4. manipulated management information


IP provides 1. connection establishment and termination 2. network management 3. flow control 4. network access

Internets initial development was supported by 1. ARPANET 2. Bill Rogers 3. Bill Gates 4. Microsoft


World Wide Web was proposed by

1. Bill Gates 2. ARPANET 3. Tim Berners-Lee

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4. Bill RogersQuestion was not answered

What are the uses of the Internet? 1. Communication 2. Information Retrieval 3. Presentation of Information 4. All of the above


.net domain is used for 1. educational institution 2. Internet infrastructure and service providers 3. International organizations 4. None Of the above


What is the full form of URL? 1. Uniform Resource Library 2. Uniform Resource Locators 3. United Resource Library 4. United Resource Locators


Benefits of Email are? 1. Speed 2. Cost 3. Record keeping 4. All of the above


WWW provides standardized access to

1. GOPHER 2. TELNET 3. FTP 4. All of the above


Which of these are not a internet browser? 1. Netscape Navigator 2. Chrome 3. Drupal 4. Opera

What should be minimum requirement of random access memory (RAM) for internet access?

1. 8 MB 2. 16 MB 3. 32 MB

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3. Not required 4. Both 1 & 2


All the questions in the quiz along with their answers are shown below. Your answers are bolded. Thecorrect answers have a green background while the incorrect ones have a red background.

Today, RS-232 has mostly been replaced in personal computers by _________for localcommunications.

1. USB 2. V.35 3. V.22 4. None of the above


Which of this is a high-speed system similar to RS-232 but with differential signaling? 1. RS-422 2. RS-423 3. RS-449 4. RS-485


Which of this is a functional and mechanical interface that used RS-422 and RS-423 signals ?

1. RS-449 2. RS-485 3. EIA-530 4. None of the above


The full RS-232C standard specifies a ____-pin "D" connector of which 22 pins are used. 1. 22 2. 25 3. 35 4. None of the above


V.35 is an ITU-T standard located on __________ on the OSI model. 1. layer 1 2. layer 2 3. layer 3 4. layer 4


_______is referenced as RS-232. 1. V.10 2. V.22 3. V.24 4. V.28


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________ is an ITU-T recommendation for a modem, allowing 56 kbit/s download and 33.6 kbit/supload and replaced two vendor standards (K56flex and X2) 1. V.24 2. V.35 3. V.90 4. V.230


V.34 (09/94) is an ITU-T recommendation (superseded) for a modem, allowing up to _______kbit/sbidirectional data transfer. 1. 9.6 2. 28.8 3. 56 4. 144


The ______ standard is known as the 'PRI Physical Layer' whereas the _______ is known as the 'BRIPhysical Layer'. 1. I.431,I.430 2. I.430,I.431 3. V.35,V.22 4. I.431,I.431


A DS1 is a full-duplex circuit, which means the circuit transmits and receives _________concurrently. 1. 64 Kbit/s 2. 1.544 Mbit/s 3. 2.048 Mbit/s 4. None of the above


In E1, ____is often reserved for signalling purposes, to control call setup and teardown according toone of several standard telecommunications protocols.

1. TS0 2. TS1 3. TS16 4. TS31


POTS services include: 1. call-progress tones, such as dial tone and ringing signal 2. operator services, such as directory assistance, long distance, and conference calling

assistance 3. a standards compliant analog telephone interface including BORSCHT functions 4. ALL of the above


Which of these are standardized multiplexing protocols that transfer multiple digital bit streams overoptical fiber using lasers or light-emitting diodes (LEDs)? 1. SDH 2. PDH

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3. both 1 & 2 4. None of the above


ITU-T defines ___________as a set of Optical Network Elements (3R) connected by optical fibre links,able to provide functionality of transport, multiplexing, switching, management, supervision andsurvivability of optical channels carrying client signals.

1. LDU 2. OTN 3. PDH 4. ALL of the above


Which of this constitutes the physical layer? 1. V.35 2. DSL 3. Wi-Fi 4. ALL of the above

Voice over IP (Voice over Internet Protocol or "VoIP") technology converts voice calls from 1. analog to digital 2. digital to analog 3. It depends 4. None of the above


What is the domain used for non-profitable organizations

1. .gov

2. .org 3. .net 4. .in


Today all modems are made in which technology 1. X2 2. KFlex 3. V.90 4. None of the above


What is the full form of http? 1. HyperText Transmission Protocol 2. HyperText Transfer Protocol 3. HyperTerminal Transport Protocol 4. HyperTerminal Transfer Protocol


IRC stands for

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1. Internet Related Chat 2. Internet Relay Chat 3. Internet Related Content 4. None of the above


Which of these are Types of Internet connections

1. SLIP 2. DIAS 3. PPP 4. All of the above


Which of these are disadvantage of DSL connection? 1. The speed is much higher than a regular modem 2. You can leave your Internet connection open and still use the phone line for voice calls. 3. A DSL connection works better when you are closer to the providers central office. 4. 3. DSL doesnt necessarily require new wiring; it can use the phone line you already have.


A new solution USB allows a user to install up to how many devices on the computer 1. 64 2. 127 3. 128 4. 256


System Analysis and Design/Documents On Web Multiple Choice Questions

11.1 Internet is

a. a local computer network

b. a world wide network of computers

c. an interconnected network of computers

d. a world wide interconnected network of computers which use a common

protocol to communicate with one another

11.2 The facilities available in the internet are

(i) electronic mail

(ii) remote login

(iii)file transfer

(iv)word processing

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a. i, ii

b. i, ii, iii

c. i, ii, iv

d. ii, iii and iv

11.3 Internet requires

a. an international agreement to connect computers

b. a local area network

c. a commonly agreed set of rules to communicate between computers

d. a World Wide Web

11.4 Each computer connected to the internet must

a. be an IBM PC

b. have a unique IP address

c. be internet compatible

d. have a modem connection

11.5 IP address is currently

a. 4 bytes long

V. Rajaraman/IISc. Bangalore M11/V1/July 04/1System Analysis and Design/Documents On WebMultiple Choice Questions

b. available in plenty

c. 6 bytes long

d. not assigned as it is all used up

11.6 IP addresses are converted to

a. a binary string

b. alphanumeric string

c. a hierarchy of domain names

d. a hexadecimal string

11.7 Internet addresses must always have at least

(i) a country name or organization type

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(ii) internet service providers name

(iii) name of organization

(iv) name of individual

(v) type of organization

a. i, ii, iii

b. ii, iii, iv

c. i, iii

d. ii, iii, iv, v

11.8 Internet uses

a. Packet switching

b. Circuit switching

c. Telephone switching

d. Telex switching

11.9 Internet data is broken up as

a. fixed length packets

b. variable length packets

c. not packetized


d. 64 bytes packets

11.10 Internet packet data structure consists of

(i)source address

(ii) destination address

(iii)serial number of packets

(iv)message bytes

(v)Control bits for error checking

(vi) Path identification bits

a. i, ii, iii

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b. i, ii, iii, iv

c. i, ii, iii, iv, v

d. i, ii, iii, iv, v, vi

11.11 The packets of an internet message

a. take a predetermined path

b. take a path based on packet priority

c. go along different paths based on path availability

d. take the shortest path from source to destination

11.12 The time taken by internet packets

a. can be predetermined before transmission

b. may be different for different packets

c. is irrelevant for audio packets

11.13 By an intranet we mean

a. a LAN of an organization

b. a Wide Area Network connecting all branches of an organization

c. a corporate computer network

d. a network connecting all computers of an organization and using the internet

protocol


11.14 By an extranet we mean

a. an extra fast computer network

b. the intranets of two co-operating organizations interconnected via a secure

leased line

c. an extra network used by an organization for higher reliability

d. an extra connection to internet provided to co-operating organizati

11.15 World Wide Web

a. is another name for internet

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b. world wide connection for computers

c. a collection of linked information residing on computers connected by the

internet

d. a collection of world wide information

11.16 Among services available on the World Wide Web are

(i)Encryption

(ii)HTTP

(iii)HTML

(iv)Firewalls

a. i and ii

b. ii and iii

c. iii and iv

d. i and iv

11.17 A world wide web contains web pages

a. residing in many computers

b. created using HTML

c. with links to other web pages

d. residing in many computers linked together using HTML

11.18 A web page is located using a


a. Universal Record Linking

b. Uniform Resource Locator

c. Universal Record Locator

d. Uniformly Reachable Links

11.19 A URL specifies the following:

(i) protocol used

(ii) domain name of server hosting web page

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(iii) name of folder with required information

(iv) name of document formatted using HTML

(v) the name of ISP

a. i, ii, iii, iv

b. ii, iii, iv, v

c. i, iii, iv

d. i, ii, iii, v

11.20 A search engine is a program to search

a. for information

b. web pages

c. web pages for specified index terms

d. web pages for information using specified search terms

11.21 HTML stands for

a. Hyper Text Making Links

b. Hyper Text Markup Language

c. Higher Textual Marking of Links

d. Hyper Text Mixer of Links

11.22 HTML is similar to a

a. word processing language

b. screen editor


c. scripting language

d. search engine

11.23 Desirable properties of a website are

(i)a meaningful address

(ii)Help and search facilities

(iii) Links to related sites

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(iv)Features to allow users to give feedback

(v)Hosting on a mainframe

a. i, ii, iii

b. i, ii, iii, iv

c. i, ii, iii, iv, v

d. i, ii, iii, v

11.24 HTML uses

a. pre-specified tags

b. user defined tags

c. tags only for linking

d. fixed tags defined by the language

11.25 HTML tags define

a. The data types of elements of document

b. Presentation of specified elements of a document

c. The contents of the document

d. The structure of the document

11.26 The tag used in HTML to link it with other URLs is:

a.

b.

c.

d.


11.27 The tags used for specifying fonts in HTML are

(i)

(ii)

(iii)

(iv)

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a. (i) and (ii)

b. (i) and (iii)

c. (ii) and (iv)

d. (i),(ii) and (iii)

11.28 It is possible to display pictures (i.e, images) in HTML specification by

using the tag.

a.

b.

c.

d.

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a. user define tags

b. pre-defined tags

c. both predefined and user-defined tags

d. Extended tags used in HTML and makes them powerful

11.33 In order to interpret XML documents one should

a. Use standardized tags

b. Have a document type definition which defines the tags

c. Define the tags separately

d. Specify tag filename

11.34 The advantages of XML over HTML are

(i) It allows processing of data stored in web-pages

(ii) It uses meaningful tags which aids in understanding the nature

of a document

(iii)Is simpler than HTML

(iv)It separates presentation and structure of document

a. (i),(ii) and (iii)

b. (i),(ii) and(iv)

c. (ii),(iii) and (iv)

d. (i),(iii) and (iv)

11.35 XSL definition is used along with XML definition to specify


a. The data types of the contents of XML document

b. The presentation of XML document

c. The links with other documents

d. The structure of XML document

11.36 XLL definition is used along with XML to specify


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11.37 DTD definition is used along with XML to specify






Key to Objective Questions

11.1 d 11.2 b 11.3 c 11.4 b 11.5 a 11.6 c

11.7 c 11.8 a 11.9 b 11.10 c 11.11 c 11.12 c

11.13 d 11.14 b 11.15 c 11.16 b 11.17 d 11.18 b

11.19 a 11.20 d 11.21 b 11.22 a 11.23 b 11.24 d

11.25 b 11.26 a 11.27 a 11.28 c 11.29 a 11.30 b

11.31 c 11.32 a 11.33 b 11.34 b 11.35 b 11.36 c

11.37 a

V. Rajaraman/IISc. Bangalore M11/V1/July 04/10

In the Late 1960s

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