Page 22 - TGPT_V5.0_C2_Flipbook
P. 22
Take Off Century #Technology Literacy
21 st
Skills
Look at the pictures carefully. Write the name of the missing part in each picture.
In the previous class, you have learnt about parts of a computer. These parts are also
known as computer devices. Let us learn about them in this chapter.
INPUT DEVICES
The devices that are used to give commands or instructions to the computer and tell
the computer what to do are called input devices. Let us study about some of them.
Keyboard
Keyboard is an input device that is used
to give instructions to the computer by
typing text and numbers. We type letters,
numbers and symbols using a keyboard.
Mouse
Mouse is an input device that sends instructions to the computer with the click
of a button. It is used to draw pictures and select objects on the computer.
Scanner
Scanner is an input device that is used to send documents or images
from the paper to the computer. It works like a photocopier machine.
20 Premium Edition-II

