What is Keyboard , Mouse , CPU , Monitor , Speaker , UPS ?
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Keyboard
A keyboard is a typewriter-style device which uses an arrangement of buttons or keys to act as mechanical levers or electronic switches.
Mouse
A computer mouse is a hand-held pointing device that detects two-dimensional motion relative to a surface.
CPU (Central Processing Unit)
A CPU is the electronic circuitry within a computer that executes instructions that make up a computer program.
Monitor
A monitor is an output device that displays information in pictorial form.
Speaker
speakers are speakers sold for use with computers, although usually capable of other audio uses.
UPS (Uninterruptible Power Supply)
An UPS is an electrical apparatus that provides emergency power to a load when the input power source or mains power fails.
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write any computer CPU speaker keyboard mouse
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