Computer input unit and output unit

[muguus]

(1) I would like to know the important tasks carried out by the input units of a computer.
(2) I would also like to know the important tasks carried out by the out put unit of a computer.

[dickersonka]

Sounds like a homework question to me. Why don't you start off with what you have, and what you really have questions, not just our answers.

[babsoro Ibrahim]

input and output units of a computer