This is a computer science engineering quiz on computer networks, which includes questions based on the frame relay, the technology used by frame relay, etc.
In open-loop control, policies are applied to __________
Retransmission of packets must not be done when _______
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 ___________
Discarding policy is mainly done by _______
Closed-Loop control mechanisms try to _________
Backpressure technique can be applied only to _______
The technique in which a congested node stops receiving data from the immediate upstream node or nodes is called as _______
The packet sent by a node to the source to inform it of congestion is called _______
Select the wrong data communication system component:
Time required for a message to travel from one device to another is known as:
If one link fails, only that link is affected. All other links remain active. Which topology does this?
OSI model means:
Select the correct cable that transport signals in the form of light:
Two broad categories of congestion control are:
Open-loop and Closed-loop
Open-control and Closed-control
Active control and Passive control
Active loop and Passive loop
In the slow-start algorithm, the size of the congestion window increases __________ until it reaches a threshold.
Exponentially
Additively
Multiplicatively
Suddenly