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WorksheetsPurpose of CPU
Total questions: 11
Worksheet time: 6mins
Name
Class
Date
1.
What does the CPU stand for?
a)
Central Purchasing Unit
b)
Computer Program Unit
c)
Computer Process Unit
d)
Central Processing Unit
2.
What is the role of the Control Unit?
a)
It manages the input and output signals
b)
It ensures that the correct data goes to the correct hardware
c)
It manages the Fetch-Decode-Execute cycle
d)
All of the above
3.
What is the purpose of the CPU
a)
To output data on the screen
b)
To process data and perform calculation
c)
To store data for later use
d)
To plug Input and Output devices
4.
What is Cache Memory?
a)
Extra memory in the Hard Disk Drive
b)
A fast memory inside the CPU used to provide fast access to data
c)
A virtual memory
d)
A portable memory
5.
What is the main function of the CPU
a)
To fetch and decode data/instruction from memory
b)
To decode data from memory
c)
Move data to and from memory location
d)
All of the above
6.
What is the role of the Bus in a Computer System
a)
The transfer of data/signal from one place to the other
b)
To store data/signal
c)
To output data/signal
d)
To input data/signal
7.
What the role of the Bus Management Unit in the CPU
a)
To mange fetch, execute cycle
b)
To decode instruction
c)
To transfer data along the external bus connections
d)
To execute the instruction
8.
Why is cache memory is needed in the CPU
a)
To minimise time taken to travel to the RAM
b)
To slow down the CPU performance
c)
To provide slower access to data for the CPU
d)
To fill in empty space in the CPU
9.
What does FDE stands for in Computer System
a)
Find Demonstrate Execute
b)
From Decode Execute
c)
Fetch Decode Execute
d)
Fetch Demand Execute
10.
What does the ALU stands for
a)
Arithmetic Local Unit
b)
Arithmetic Logic Unit
c)
Antic Logic Unit
d)
Area Logic Uniform
11.
What is the purpose of ALU in the CPU
a)
To perform fetch data
b)
To decode data
c)
To execute data
d)
To perform maths function
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