Parts of a Computer 3

WEEK 6

Topic: Parts of a Computer 3

Objective: At the end of the lesson, pupils should be able to:

1. Identify Scanner, Light Pen and Speaker

2. Draw the parts correctly.

Content

Scanner: A scanner is an input device that scans documents such as photographs and pages of text.

 

Light pen: It allows the user to point to displayed objects or draw on the screen in a similar way to a touchscreen but with greater positional accuracy.

 

Speakers: Speakers are used to play sounds. They may be built into the system Unit or connected with cables. Speakers allow you to listen to music and hear sound effects from the computer.

 

Exercise:

Pupils should draw the following:

1. Scanner

2. Light…