1. When collection of various computers seems a single coherent system to its client, then it is called _

a) computer network
b) distributed system
c) networking system
d) mail system

Answer: b
Explanation: A Computer network is defined as a collection of interconnected computers which uses a single technology for connection. A distributed system is also the same as computer network but the main difference is that the whole collection of computers appears to its users as a single coherent system. Example:- World wide web

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