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WorksheetsComputer Systems
Total questions: 10
Worksheet time: 9mins
What is a general purpose computer designed to do?
Perform a single task very efficiently
Carry out a wide range of purposes, e.g. Word Processing, Games, Web Browsing.
Handle requests sent from other computers.
Perform any tasks the user requires.
Which of the following is NOT an example of a general purpose computer?
Weather station
Tablet
PC
Smartphone
What does CPU stand for?
Central Processing Unit
Computer Processing Unit
Central Performance Unit
Control Processing Unit
What is the role of the CPU in a computer?
Control other components of the computer.
To carry out instructions.
To permanently store data.
To store data about currently running programs.
A 3.8 GHz CPU can perform (a) actions per second.
What type of memory is used for long-term storage of programs and data?
Secondary storage
Cache memory
RAM
Primary memory
(a) memory will lose its content when the power is switched off.
(b) memory on the other hand will retain its content when the power is switched off.
(a) systems are built into (b) systems.
They have (c) specific role.
A good example is (d) in a car.
Why is it important to move data and instructions for programs we want to run into RAM?
The CPU can access instructions and data from RAM much faster than from secondary storage.
Instructions and data are stored in the wrong format in secondary storage.
The data in secondary storage is not permanent.
All of these
What type of memory do these statements describe?
Volatile
Non-Volatile
Can be written to and read from.
Can only be read from.
Stores currently running programs.
Stores boot up instructions for the computer.
Short for Random Access Memory
Short for Read Only Memory
