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Year 2- Week 7 Revision

Input & Output Devices

Learning Objectives

01

Output devices 02

To revise

Input devices

The set of instructions that we give to the computer is called input

The devices that help in giving instructions to the computer are called input devices

INPUT AND OUTPUT DEVICES

INPUT AND OUTPUT DEVICES

The result that comes after processing is called

output.

The devices that help in getting and viewing desired results are called output devices

INPUT DEVICES

Keyboard

• Used to enter words and numbers into the computer

Mouse • Mouse is also known

as pointing device • Used to draw and

select objects.

Joystick • Used in playing games in

the computer

Scanner • Scanner is like a

photocopier machine • Used to copy and send

images to a computer

INPUT DEVICES

Bar code scanner: • Bar code scanners are used to scan the bar

codes.

Microphone • Used to record voice in a computer

Web camera • Used to capture photographs and store

it in a computer.

INPUT DEVICES

Touch screen • Data is entered by touching the screen using a finger

OUTPUT DEVICES

Monitor • Monitor is also known as VDU (Visual Display Unit) • Used to display the result on the screen

OUTPUT DEVICES

Printer

• It is used to get the output on a paper

• The output that we get on a paper is known as hard copy.

Speakers

Speakers deliver output in the form of sounds

02

03

Stay Home Stay Safe Stay Healthy

Wash and sanitize your hands regularly

01

Break the chain of Covid 19 Transmission

Instructions

Dear students please study chapter 6-’Input & Output Devices’ and complete the revision sheet and glue in your notebook.

Dear parents please download and print the revision sheet for your child and send me when it is completed.

Thank you