Exercise: Networking

Questions for: Networking

Which of the following technique is used for allocating capacity on a satellite channel using fixed-assignment FDM?
A:
Amplitude modulation
B:
Frequency-division multiple access
C:
Frequency modulation
D:
Frequency-shift keying
Answer: B
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The CCITT Recommendation X.25 specifies three layers of communications:
A:
application, presentation and session
B:
Session, transport and network
C:
physical datalink and network
D:
datalink, network and transport
Answer: C
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Alice is setting up a small network in her home so that she can study for her MCSE exams. She doesn't have a lot of money to spend on hardware, so she wants to use a network topology that requires the least amount of hardware possible. Which topology should she select?
A:
Star
B:
Right
C:
Token-Ring
D:
Ethernet
Answer: E
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A global network of millions of business, government, educational, and research networks; computer systems; database; and end users. Select the best fit for answer:
A:
Internet works
B:
The Internet
C:
Internet revolution
D:
Internet technologies
Answer: B
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A T-switch is used to
A:
control how messages are passed between computers
B:
echo every character that is received
C:
transmit characters one at a time
D:
rearrange the connections between computing equipment
Answer: D
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