Question

Write short notes on (a) Keyboard (b) CPU​

Answer 1

Answer:

CPU (Central Processing Unit) – This is the brain of the computer. ... Keyboard – A panel of keys used to operate a computer. It is the primary way we enter data into a computer.

Answer 2

a ) A computer keyboard is an input device that allows a person to enter letters, numbers, and other symbols (together, these are called characters) into a computer. It is one of the most used input devices for computers. Using a keyboard is often called typing.

b ) A central processing unit (CPU), also called a central processor, main processor or just processor, is the electronic circuitry that executes instructions comprising a computer program. The CPU performs basic arithmetic, logic, controlling, and input/output (I/O) operations specified by the instructions in the program.

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