Computer Science - Networking

6. 

A modulator converts a _____ signal to a(n) _____ signal.

A. FSK; PSK
B. PSK; FSK
C. analog; digital
D. digital; analog
E. None of the above

Answer: Option D

Explanation:

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7. 

The birthplace of the World Wide Web is considered to be

A. the Department of Defense
B. CERN
C. ARPA
D. Netscape
E. None of the above

Answer: Option B

Explanation:

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8. 

You have purchased a MAU (Multistation Access Unit) from your computer supplier and now must decide what type of network card you should install in the workstations. Which of the following would be the most appropriate?

A. Fast SCSI Wide
B. Token-Ring
C. ArcServe
D. Ethernet
E. None of the above

Answer: Option B

Explanation:

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9. 

What is the loopback address?

A. 127.0.0.1
B. 255.0.0.0
C. 255.255.0.0
D. 255.255.255.255.0
E. None of the above

Answer: Option A

Explanation:

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10. 

An ROP would be attached to a

A. simplex channel
B. duplex channel
C. half duplex channel
D. full duplex channel
E. None of the above

Answer: Option A

Explanation:

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