Exercise: Networking

Questions for: Networking

Who invented the modem?
A:
Wang Laboratories Ltd.
B:
AT & T Information Systems, USA
C:
Apple Computers Inc.
D:
Digital Equipment Corpn.
Answer: B
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Which transmission mode is used for data communication along telephone lines?
A:
Parallel
B:
Serial
C:
Synchronous
D:
Asynchronous
Answer: B
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Which of the following is an example of bounded medium?
A:
Coaxial cable
B:
Wave guide
C:
Fiber optic cable {d) All of the above
D:
None of the above
Answer: D
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Which of the following TCP/IP protocol is used for transferring files from one machine to another?
A:
RARP
B:
ARP
C:
TCP
D:
FTP
Answer: D
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An internetworking protocol that provides virtual circuit service across multiple X.25 protocol, is
A:
X.75
B:
X.25
C:
X.400
D:
X.21
Answer: A
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