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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. | |