this video is useful for 3rd standard students .

2. CLASS - III
CHAPTER – 6 (EXERCISE)
Switching The Computer ON And OFF

3. A) Shut down helps in keeping a computer :
Select Correct Option :-
A) Tired
B) Safe
C) Faster
D) Fatigue

4. Answer : Safe

5. 2 ) Which button do we switch on first ,to start a
computer ?
Select Correct Option :-
A) Power
B) UPS
C) Monitor
D) Main

6. Answer : Power

7. C ) Which button do we switch off third,to shut
down a computer ?
Select Correct Option :-
A) Start
B) Power
C) Shut down
D) UPS

8. Answer : UPS

9. II .Fill in the blanks
1. ______helps in keeping your computer safe.
2. To shut down a computer , we first need to click
on ________button .
3. Shut down ensures that our data is _______.
Safe , Start , Shutdown

10. II .Fill in the blanks
1. Shutdown helps in keeping your computer safe.
2. To shut down a computer , we first need to click
on start button .
3. Shut down ensures that our data is safe.
Safe , Start , Shutdown

11. III. True and False
1. Shut down keeps our computer secure .
2. To shutdown a computer, the third step is to switch off the
CPU button.
T
F

12. Answer the following questions :
Q1. Which button do we switch on third ,to start a computer ?
Ans. Switch on the power button of CPU.
Q2 .What is the third step to switch off the computer ?
Ans. Switch off the power button of UPS.
Q3. Why should we shut down a computer properly ?
Ans. It is important not only to save energy , but also to keep
your computer secure and to ensure that your data is saved .