Question

Network congestion occurs _________

(a) in case of traffic overloading

(b) when a system terminates

(c) when connection between two nodes terminates

(d) in case of transfer failure

I got this question in an interview.

Question is taken from Basics in portion Computer Networks Introduction of Computer Network

Answer 1

The correct answer is (a) in case of traffic overloading

Explanation: Network congestion occurs when traffic in the network is more than the network could handle. To avoid network congestion, the network management uses various open-loop and closed-loop congestion control techniques.