What is a computer network?

• A. A system of standalone computers
• B. A set of computers connected to share resources and information
• C. A collection of data storage devices
• D. An isolated computing environment

Answer: (B)

A computer network is fundamentally defined as a set of computers connected together to share resources and information. This interconnectedness allows devices to communicate with one another, enabling various forms of data exchange, sharing of files, and collaboration among users. By interlinking computers, a network facilitates efficient access to shared applications, internet resources, and more, enhancing productivity and streamlining communication.

This definition captures the essence of what a computer network is meant to achieve: collaboration and resource sharing among multiple devices. The concept is supported by various networking technologies and protocols that ensure effective and secure communication between the devices involved.