Explore topic-wise MCQs in Computer Networks.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Networks knowledge and support exam preparation. Choose a topic below to get started.

1.

In the congestion avoidance algorithm, the size of the congestion window increases ____________ until congestion is detected.

A. exponentially
B. additively
C. multiplicatively
D. suddenly
Answer» C. multiplicatively
2.

The packet sent by a node to the source to inform it of congestion is called _______

A. Explicit
B. Discard
C. Choke
D. Backpressure
Answer» D. Backpressure
3.

The technique in which a congested node stops receiving data from the immediate upstream node or nodes is called as _______

A. Admission policy
B. Backpressure
C. Forward signaling
D. Backward signaling
Answer» C. Forward signaling
4.

In Go-Back-N window, when the timer of the packet times out, several packets have to be resent even some may have arrived safe. Whereas in Selective Repeat window, the sender resends ___________

A. Packet which are not lost
B. Only those packets which are lost or corrupted
C. Packet from starting
D. All the packets
Answer» C. Packet from starting
5.

Retransmission of packets must not be done when _______

A. Packet is lost
B. Packet is corrupted
C. Packet is needed
D. Packet is error-free
Answer» E.
6.

THE_PACKET_SENT_BY_A_NODE_TO_THE_SOURCE_TO_INFORM_IT_OF_CONGESTION_IS_CALLED?$

A. Explicit
B. Discard
C. Choke
D. Backpressure
Answer» D. Backpressure
7.

In the congestion avoidance algorithm, the size of the congestion window increases ____________ until congestion is detected.$

A. Exponentially
B. Additively
C. Multiplicatively
D. None of the mentioned
Answer» C. Multiplicatively
8.

In_the_slow-start_algorithm,_the_size_of_the_congestion_window_increases____________until_it_reaches_a_threshold.$

A. Exponentially
B. Additively
C. Multiplicatively
D. None of the mentioned
Answer» B. Additively
9.

Backpressure technique can be applied only t?

A. Congestion networks
B. Closed circuit networks
C. Open circuit networks
D. Virtual circuit networks
Answer» E.