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WorksheetsCPU
Total questions: 15
Worksheet time: 12mins
Name
Class
Date
1.
What is the purpose of the CPU?
a)
To process all the data and instructions.
b)
To turn the computer on.
c)
To create PowerPoint presentations.
d)
To provide power to the computer.
2.
What is the main function of the CPU?
a)
To carry out processing of the data.
b)
To help with playing games.
c)
To fetch instructions from memory, decode them and execute the instructions.
d)
To heat up the computer.
3.
What is the job of the control unit?
a)
It carries out calculations
b)
It stores information.
c)
It does nothing.
d)
It controls the input and output of data to make sure that it gets to the right place.
4.
What are registers used for?
a)
To check that students are in school.
b)
To temporarily hold bits of data needed by the CPU.
c)
To make sure that the CPU runs properly.
d)
To make the CPU faster.
5.
Which of the following is a job of the control unit?
a)
To start up the computer
b)
To manage the fetch decode execute cycle
c)
To create presentations
d)
To carry out calcul
6.
Which of the following is an example of 'main memory'.
a)
Hard Drive
b)
USB Drive
c)
RAM
d)
ROM
7.
What is a bus?
a)
A circuit that connect one part of CPU to other components.
b)
A type of long term memory
c)
A type of permanent memory
d)
A method of transport
8.
What is a bus?
a)
A circuit that connect one part of CPU to other components.
b)
A type of long term memory
c)
A type of permanent memory
d)
A method of transport
9.
ALU stands for
a)
Arithmetic Logic unit
b)
Arithmetic Legal unit
c)
Anti Logic unit
d)
Arithmetic Logic undo
10.
Clock Speed is usually measured in...
a)
Mhz
b)
Ghz
c)
Hz
d)
Rhz
11.
Binary data is written as
a)
1s and 0s
b)
all number between 0 and 9
c)
text only, no special charachters
d)
images
12.
What are the three major components of the CPU?
a)
Random Access Memory (RAM)
b)
Arithmetic Logic Unit (ALU)
c)
Control Unit (CU)
d)
Memory Register
13.
The hardware that defines a computer is the ___ and___. Without these a computer could not function.
a)
Mouse and keyboard
b)
Microsoft Word and Microsoft Excel
c)
Monitor and CPU
d)
CPU and memory
14.
____is the world's largest manufacturer of PC microprocessors and the holder of the x86 processor architecture patent.
a)
IBM
b)
Apple
c)
Intel
d)
Compaq
15.
What is the purpose of the CPU's registers?
a)
These are used to permanently store data and instructions
b)
These are used to temporarily store data and instructions.
c)
They are used to keep track of the CPU speed.
d)
They are used to check the CPU's processing power
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