WorksheetsComputer System-Class 3
Total questions: 14
Worksheet time: 7mins
Name
Class
Date
1.
You can input text using this device:
a)
Microphone
b)
Speaker
c)
Keyboard
d)
Scanner
2.
Which of these is not an input device?
a)
Scanner
b)
Screen
c)
Microphone
d)
Keyboard
3.
Term for the physical parts of the computer
a)
HARDWARE
b)
HARD DRIVE
c)
SOFTWARE
d)
INPUT DEVICES
4.
What does CPU stand for?
a)
Critical Processing Unit
b)
Core Processing Unit
c)
Common Processing Unit
d)
Central Processing Unit
5.
Which of the following is an input device?
a)
Scanner
b)
Projector
c)
Headphones
d)
Robotic Arm
6.
Which of the following is an output device?
a)
DVD
b)
Sensor
c)
Microphone
d)
Plotter
7.
What are the programs that run on a computer system called?
a)
Algorithms
b)
Code
c)
Software
d)
Languages
8.
The main purpose of a computer is to process data. The processing stage takes place within the...
a)
Keyboard
b)
RAM
c)
CPU
d)
Printer
9.
How does data get into the computer?
a)
Using USB flash drive
b)
Using input devices
c)
Using Google
d)
Using html code
10.
Which is the most commonly used monitor?
a)
CRT
b)
LCD
c)
LED
d)
None of the above
11.
The main principle on which the computer works is the:
a)
Input cycle
b)
Output Cycle
c)
IPO Cycle
12.
The CPU has 4 main parts
a)
True
b)
False
13.
The ______________ unit of the CPU stores the instructions before processing.
a)
Memory Unit
b)
Control Unit
c)
ALU
14.
The full form of ALU is :
a)
Arithmetic Large Unit
b)
Arithmetic and Logic Unit
c)
All Logic Unit
100 %
