CPU stands for ____

• common processing unit

• central produce unit

• central processing unit

• central performance unit

which one is the Input device in computer___

• Printer

• monitor

• keyboard

• CD/DVD

Which one is output device in a computer ___

• Printer

• mic

• mouse

• keyboard

The Expansion of RAM is ____

• Read Access memory

• Random Access memory

• Random Addition memory

• Read allow memory

The Expansion of ROM is

• Recover only memory

• Read over memory

• Read only memory

• recoverable octel memory

In the CPU unit ALU stands for ?

• Additional logic unit

• Arithmetic lock unit

• arithmetic logic unit

• alphabet logic unit

Which one of the following is not an secondary memory ?

• Hard disk

• Floppy disk

• CD rom

• Joystick

How many bits in are their in a Byte?

• 4

• 16

• 32

• 8

All the physical electronic components of computer system is known as ____

• Hardware

• Software

• Firmware

• system software

which of the following is known as brain of computer ?

• Bus

• CPU

• Monitor

• Hard disk