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MCQ

Q.

In Frame Relay, the user can never exceed the_________

A

access rate

B

committed burst size

C

committed information rate

D

excess burst size

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MCQ

1.

In _________ queuing, the packets are assigned to different classes and admitted to different queues. The queues, however, are weighted based on the priority of the queues; higher priority means a higher weight. The system processes packets in each queue in a round-robin fashion with the number of packets selected from each queue based on the corresponding weight

A

FIFO

B

priority

C

weighted fair

D

none of the above

Discussion

MCQ

2.

The technique of ________refers to a congestion control mechanism in which a congested node stops receiving data from the immediate upstream node or nodes

A

backpressure

B

choke packet

C

implicit signaling

D

explicit signaling

Discussion

MCQ

3.

Traffic ______ are qualitative values that represent a data flow.

A

controls

B

descriptors

C

values

D

none of the above

Discussion

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4.

In the ________ algorithm of TCP, the size of the congestion window increases exponentially until it reaches a threshold

A

slow-start

B

congestion avoidance

C

congestion detection

D

none of the above

Discussion

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5.

Congestion in a network or internetwork occurs because routers and switches have _______.

A

tables

B

queues

C

crosspoints

D

none of the above

Discussion

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