What is computer ?

computer is an electronic device that can perform various operations such as arithmetic, logical, input/output (I/O) and storage functions based on a set of instructions called programs. It is a machine that can be programmed to carry out a wide range of tasks automatically.

Computers come in various forms and sizes, ranging from small handheld devices such as smartphones and tablets to large mainframe computers that occupy entire rooms. They are essential tools in many aspects of modern life, including business, education, communication, entertainment, and scientific research.

Computers use a variety of hardware components such as the central processing unit (CPU), memory (RAM), hard disk drives (HDD), and input/output (I/O) devices such as keyboards, mice, and monitors. These components work together to enable the computer to perform its functions and execute programs.

Overall, computers have revolutionized the way we live and work by making it easier to process information, communicate, and automate tasks.

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