Basics about Computer System

I store all data in a computer....

Computer basically works on the basis of Input -> _________ -> Output

A standard QWERTY keyboard contains how many keys

Mouse is also known as pointing device

esc key is used for entering to the next line

Process of switching on computer system is known as "booting"

The numeric key pad on the right side of keyboard can be managed by pressing num lock key

The First Screen of Computer system is called

You can give instructions to the computer using me

Who tells us the current position of the screen where we are suppose to type