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Imagine, you have a magical input device that can take any object
from the real world and put it into your computer. What would you
put in, and what would you want the computer to do with it?
Hashtag
#Booting: Process of starting a computer and making it ready for use
#Calculate: To find out something by using mathematics
REVISIT
▶ To start a computer means to switch it on.
▶ The screen that appears after we switch on the computer is called the desktop.
▶ There are many icons on the desktop.
▶ Shutting down a computer means switching it off.
▶ A computer works in three steps: input, process and output.
▶ Input devices give instructions to the computer.
▶ Processing device works on input.
▶ Output devices show the result of all the work done on the input.
ASSESS YOURSELF
1. Tick ( ) the correct option.
a. What is the first screen that appears after starting a computer called?
(i) Paint (ii) Desktop
(iii) Icons (iv) Title bar
b. Which of these have the Shut down option?
(i) Desktop (ii) Accessories
(iii) Start Menu (iv) Icons
26 Trackpad (V2.1)-II

