Usman786

I am a student of psychology in virtual university.No bio yet...

User for 4 years | Last online 4 years ago (show activity)

@Usman786 · 4 years ago

Floppy disk is a protable and inexpensive storage device.It consists of a flexible thin magnetic film.This film is enclosed in a plastic case.A standard floppy disk is 3.5"inches wide. A floppy disk...

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@Usman786 · 4 years ago

What is keyboard?

Keyboard is the most commonly used input device.It allows a user to type,alphabet,numbers or symbols into the computer .It has small butons called keys.The keys are laid out in the qwerty pattern.Now...

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