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Current Location
W13 CIS278-TC 58995 - Data Communications
Assessments
Review Test Submission: Chapter 1 Self-Assessment
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Course Menu:
W13 CIS278-TC 58995 - Data Communications
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Review Test Submission: Chapter 1 Self-Assessment
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User Cody Campbell
Course W13 CIS278-TC 58995 - Data Communications
Test Chapter 1 Self-Assessment
Started 1/17/13 2:41 PM
Submitted 2/7/13 2:42 PM
Status Completed
Attempt Score 1 out of 0 points
Time Elapsed 504 hours, 1 minute.
Instructions
Self Test Student answers and score are not visible to the instructor.
Question 1
0 out of 1 points
If you did not need error correction or could not use error correction at the transport layer, you would choose ________.
Answer
false
Selected Answer:
a.
IP
Correct Answer: c.
UDP
Question 2
0 out of 1 points
Which of the following has greater resistance to transmission errors?
Answer
Selected Answer:
b.
Analog signaling.
Correct Answer: a.
Binary signaling.
Question 3
1 out of 1 points
Packet switching is desirable because it ________.
Answer
Selected Answer: a.
makes transmission more efficient
Correct Answer: a.
makes transmission more efficient
Question 4
0 out of 1 points
On the ARPANET, ________ control each computer's communication with the network.
Answer
Selected Answer: d.
gateways
Correct Answer: b.
NCPs
Question 5
0 out of 1 points
Carriers that provide internet service are called Internet service providers.
Answer
Selected Answer: [None Given]
Correct Answer: a.
True.
Question 6
0 out of 1 points
When a switch receives a packet, the switch selects the ________.
Answer
Selected Answer:
c.
path through the switched network
Correct Answer: b.
port to send the packet out
Question 7
0 out of 1 points
Ray Tomlinson used the @ sign to separate the username from the password.
Answer
Selected Answer:
a.
True.
Correct Answer: b.
False.
Question 8
0 out of 1 points
Spelling internet with a lowercase i indicates that you are talking about the global internet.
Answer
Selected Answer:
a.
True.
Correct Answer: b.
False.
Question 9
0 out of 1 points
The Dynamic Host Configuration Protocol provides ________.
Answer
Selected Answer:
[None Given]
Correct Answer: c.
Both dynamic IP addresses and several types of configuration information
Question 10
0 out of 1 points
10 kbps is ________.
Answer
Selected Answer: [None Given]
Correct Answer: b.
10,000 bps
Question 11
0 out of 1 points
________ signals rise and fall smoothly.
Answer
Selected Answer: [None Given]
Correct Answer: a.
Analog
Question 12
0 out of 1 points
If a packet passes through seven switches between the source and destination hosts, how many physical links would there be?
Answer
Selected Answer: [None Given]
Correct Answer: d.
Eight.
Question 13
0 out of 1 points
A WAN is a network that ________.
Answer
Selected Answer: [None Given]
Correct Answer: a.
links different sites together
Question 14
0 out of 1 points
Which of the following uses packet switching?
Answer
Selected Answer:
[None Given]
Correct Answer: d.
Neither Dial-up telephone circuits nor Leased line circuits
Question 15
0 out of 1 points
Frames are carried inside packets.
Answer
Selected Answer: [None Given]
Correct Answer: b.
False.
Question 16
0 out of 1 points
Companies use carriers for WAN transmission because ________.
Answer
Selected Answer:
[None Given]
Correct Answer: a.
companies lack rights of way
Question 17
0 out of 1 points
The creation of internetworking required the introduction of two addresses for each host.
Answer
Selected Answer: [None Given]
Correct Answer: a.
True.
Question 18
0 out of 1 points
Manually configuring client PCs is efficient.
Answer
Selected Answer: [None Given]
Correct Answer: b.
False.
Question 19
0 out of 1 points
Internet e-mail began to interconnect with e-mail on other networks during the ________.
Answer
Selected Answer: [None Given]
Correct Answer: b.
1970s
Question 20
0 out of 1 points
A ________ is the path that a frame takes across a single switched network.
Answer
Selected Answer: [None Given]
Correct Answer: b.
data link
Thursday, February 7, 2013 2:42:54 PM PST
OK
