Grade-XII (Computer Network)
1. What do you mean by computer
network? Explain its advantages and roles of hardware.
Computer
Network
The dictionary defines a network as a “group of computers and associated
devices that are connected by communications facilities.” Thus, a network can
be anything from two computers connected by a serial cable to thousands of
computers connected by high-speed data communication links dispersed throughout
the world. In other words, computer network is a group...
