Computing

Quiz on key computing key terms.

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What Is CPU cache
Memory buffer on the processor that stores instructions which have been fetched before and allows them to be fetched more quickly the next time.
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What Is A Fetch–Execute cycle
The process by which programs are run on a computer. The processor repeatedly fetches the instructions of the program from memory and executes them.
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What Is Cache memory
This is a buffer of memory in the processor that is used to store copies of items that are most often fetched from the memory, so that they can be fetched more quickly.
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What Is Read-Only Memory (ROM)
Memory that is used to store programs permanently and in the same location, such as the boot-up program. This memory is non-volatile and is not deleted when the computer is switched off.
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What Is an Input device
A device that is used to enter data into a computer. It takes data that a user presents and converts it into binary code.
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What Is Internal storage
Storage that is built into the main computer unit.
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What Is Magnetic storage
Storage that uses a surface which can be magnetised to store data.
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What Is Adware
A program that repeatedly and disruptively displays advertisements on a user’s computer.
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What Is Firewall
A utility or device that monitors the traffic between a computer and the internet and only allows connections that are authorised.
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What Is Device driver
System software that is used by the operating system to contol peripheral devices.
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What Is System diagnosis utility
A utility that scans the computer for common faults and problems and presents the results (and suggestions for the solution) to the user.
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What Is A Virus
A malware program that attaches itself to files and is designed to spread within a computer and to other computers, usually causing the computer to become unreliable.
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Other cards in this set

Card 2

Front

What Is A Fetch–Execute cycle

Back

The process by which programs are run on a computer. The processor repeatedly fetches the instructions of the program from memory and executes them.

Card 3

Front

What Is Cache memory

Back

Preview of the front of card 3

Card 4

Front

What Is Read-Only Memory (ROM)

Back

Preview of the front of card 4

Card 5

Front

What Is an Input device

Back

Preview of the front of card 5
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steve

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nice test

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