Grade 3 Revision

The computer has the ability to store, retrieve, and process data.

• True

• False

Hardware is any part of your computer that has a physical structure.

• True

• False

The mouse is an example of an output unit.

• True

• False

The scanner is an example of an input unit.

• True

• False

The ------------------ is the metal and plastic box that contains the main components of the computer.

• Computer case

• Program

Click the --------------- button to shut the computer down.

• Power button

• Start

The scanner is an example of ------------- units.

• output

• input

The speakers are an example of------------ units.

• input

• output

The ---------- displays images and text on the screen .

• monitor

• printer

The computer has the ability to store, retrieve, and ------------ data

• watch

• process