What is computer?

A computer is an electronic device that is capable of receiving, processing, and outputting data. It consists of various hardware components, including a central processing unit (CPU), memory, input/output devices such as a keyboard and mouse, and storage devices such as hard drives or solid-state drives. The software running on the computer, including the operating system and various applications, provides instructions for the hardware to perform tasks such as running programs, storing data, and communicating with other computers or devices. Computers are used in a wide variety of fields, including business, education, science, engineering, entertainment, and many others. They have revolutionized the way we work, communicate, and access information, and have become an essential tool in modern society.