CBSE Class 2 Computers Know Your Computer Worksheet

know your computer

1. Fill in the blanks:-
a. ______is used to store information.
b. Speakers are used to______ .
c. ______is used to record voice , music and sound into computer.
d. ______keeps the computer ON when electricity goes OFF.
e. ______helps to take your work on paper.
Ans. 
a. Pen drive
b. Listen to music
c. Microphone
d. UPS
e. Printer

2. Write whether the statement is True/False:-
a. A computer does not need instructions.     False
b. Pen drive is used to listen to songs.           False
c. A computer is an electronic device.            True
d. A scanner is used to store information.      False
e. A computer has no feelings.                     True

3. Answer the following questions:-

a. Name the three main computer of a computer system?
Ans. CPU, Monitor, Keyboard.

b. Which part of computer is called the brain of Computer?
Ans. CPU

c. Name the part of computer which helps to Input the data.
Ans. Keyboard

d. Write two features of computer that make it so special?
Ans. 1. Computers never commit mistakes.
2. It is versatile.

Lesson 1 

Computer a Machine

1. Name the three types of computers.
Ans. Desktop computer, Laptop computer, Tablet Computer

2. Write any four places where computers are used.
Ans. Home, shop, banks, school.

Lesson 2 

Parts of a computer

1. Name the main parts of a computer.
Ans. Keyboard, mouse, monitor, CPU.

2. Which part of a computer is used to point and select an object?
Ans. A mouse is used to point and select an object.

3. Which part of a computer is known as the brain of the computer?
Ans. CPU is known as the brain of the computer. 

Q1. Fill in the blanks:-

a. ______________ shows the work done by us on computer.
b. A keyboard has ______________ keys.
c. CPU is also called as a _____________ of computer.
d. A ______________ is used to paint.
e. Printed copy on paper is called the ____________ .
f. CD is __________________ in shape.

Q2. Write True or False:-
a. A keyboard helps the computer to think . ____
b. CPU do all the thinking and work. ____
c. A mouse helps to store the information from the computer. ____
d. A printer is used to listen to the music. ____
e. Keyboard is used to type the text on the computer. ____

New words-:

a. Computer
b. Fast
c. Information
d. Details
e. Desktop
f. Laptop
g. Tablet
h. Medical
i. Decisions
j. Withdraw

Key terms-:

a. Desktop computers-: They are big in size and are kept on the desk.

b. Laptop computers-: It is small in size and can be kept on the lap.

c. Tablet computers-: It is larger than mobile phone and has a touch screen and a special purpose pen to write on it.