Category: Computer Science

Which of the following networks extends a private network across public networks?

administrator
Which of the following networks extends a private network across public networks?
virtual private network
Explanation: A virtual private network extends a private network across a public network, and enables users to send and receive data across shared or public networks as if their computing devices were directly connected to the private network.VPN provides enhanced security and online anonymity to users on the internet. It is also used to unblock websites which are unavailable in certain regions.
local area network
enterprise private network
storage area network

Network congestion occurs _________

administrator
Network congestion occurs _________
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.
when a system terminates
when connection between two nodes terminates
in case of transfer failure

A list of protocols used by a system, one protocol per layer, is called ________

administrator
A list of protocols used by a system, one protocol per layer, is called ________
protocol stack
Explanation: A protocol stack refers to a group of protocols that are running concurrently that are employed for the implementation of network protocol suite. Each layer in the network model has to use one specific protocol from the protocol stack.
protocol architecture
protocol suite
protocol system
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