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MCQ

What is the first octet range for a class B IP address?

128 - 255

1 - 127

192 - 223

128 - 191

127 - 191

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Data communications monitors available on the software market include

ENVIRON/1

TOTAL

BPL

Telenet

None of the above

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To connect a computer with a device in the same room, you might be likely to use

a coaxial cable

a dedicated line

a ground station

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Ethernet and Token-Ring are the two most commonly used network architectures in the world. Jim has heard of the different topologies for networks and wants to choose the architecture that will provide him with the most options. Which of the following would that be? Choose the most correct answer.

Token-Ring because it currently can run at both 4Mbps and 16Mbps. This means that it can be used in any topology

Ethernet, because it is cabled using fiber-optic cable

Token-Ring, because it uses a MAU

Ethernet, because it can be set up with most topologies and can use multiple transfer speeds

Neither Token-Ring nor Ethernet is the proper choice. Only ARCnet can be used in all topologies

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Eight stations are competing for the use of the shared channel using the modified Adaptive free walk protocol by Gallager. If the stations 7 and 8 are suddenly become ready at once, how many bit slots are needed to resolve the contention?

1 slots

5 slots

10 slots

14 slots

None of the above

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Time required for a message to travel from one device to another is known as:

Transit time

Dialogue time

Response time

Wait time

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