Exercise: Networking

Questions for: Networking

The network layer, in reference to the OSI model, provide
A:
data link procedures that provide for the exchange of data via frames that can be sent and received
B:
the interface between the X.25 network and packet mode device
C:
the virtual circuit interface to packet-switched service
D:
All of the above
Answer: C
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Which of the following is not a standard synchronous communication protocol?
A:
SDLC
B:
SMTP
C:
SLIP
D:
PAS
Answer: D
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What is the first octet range for a class A IP address?
A:
1 - 126
B:
192 - 255
C:
192 - 223
D:
1 - 127
Answer: A
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To avoid transmission errors, a check figure is calculated by the
A:
transmitting computer
B:
receiving computer
C:
both (a) and (b)
D:
Start and stop bit
Answer: C
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Typewriter terminals can print computer-generated data at a rate of
A:
10 characters per second
B:
120 characters per second
C:
120 characters per minute
D:
1200 characters per minute
Answer: B
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