quiz 1

the brain of the computer is

• Hard disk

• Central Processing Unit

• RAM

• monitor

types of users are

• system user

• computer user

• end user

• server

Example for a portable computer

• desktop computer

• All in one

• laptop

• server

not an output device

• monitor

• scanner

• printer

• speaker

Examples for storage devices

• Hard disk

• optical disk driver

• Keyboard

• Mouse

speed of a computer is

speed of a processor is measured in

• bits

• MHz

• GHz

• s

example for a dual core processor is

• core i5

• pentium 1

• i3

• core 2 Duo

main permanent storage device is

• RAM

• pen drive

• Hard disk

• DVD

the main output device of a computer system to output images is .......................... while the speaker output sound.