Question Bank - Computer Networks

Here's the question bank on all the computer networks topics.

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Why does congestion occur?

A.
Because the routers and switches have tables
B.
Because the routers and switches have queues
C.
Because the routers and switches have cross-points
D.
None of the options

Solution:

Too many packets present in (a part of) the network causes packet delay and loss that degrades performance. This situation is called congestionOne of the reasons why congestion occur is because the routers and switches have queues

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