Question

Time:1 hour
mm. 25
Subject :- computer
(022=2
THE PARADISE INTERNATIONAL SCHOOL, GAGGA
May monthly test
class-4
A. Tick( ) the correct answer
1. Which devices used to listen to music and sound
b. speaker
c printer
2. Which device is known as brain of computer
a ALU
b. CU
C CPU
3
control all the parts of computer
a. CU
b. keyboard
с monitor
4. which printer sprays droplets of ink on paper to form text
a dot matrix
b. laser printer
cinkjet printer
a microphone
B. FILL IN THE BLANKS:
(1/25 = 25
(ALU, hardware, laser, pointing, monitor)
1. The
printers give very high quality output
2. A
display the result which we get after processing
3. А
does all the calculations and displays the result on the
monitor.
4. The physical part of a computer are called
5. A mouse is an
device.
(1/2*5= 2.5)
C. Write T for true and F for False.
1. A light pen is only used with LCD monitor
Artand memory unit​

Answer 1

Answer:

1. speaker

2. CPU

3. keyboard

3. don't know

B. 1. don't know

2. monitor

4. hardware

5. laser

C.1.false

Answer 2

Answer:

A. 1. b. speaker

2. c. cpu

3. a. cpu

4. inkjet printer.

B. 1. laser printer

2. monitor

3.Alu

4. hardware

5. pointing

c. 1. false

it is the answer of your question