Computer Science - CPU and Memory

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What is a CPU?
A Central Processing Unit
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What does a CPU do?
The processing of a computer program is carried out by the CPU
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What two components make up a CPU?
CU (Cental Unit) and ALU (Arithmetic and Logic Unit)
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What does the Control Unit do?
The control unit uses electrical signals to direct the system to execute the instructions in stored programs
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What does the Arithmetic and Logic Unit do?
The ALU carries out all of the arithmetic and logical operations including addition, subtraction and comparisons
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What two memory types does the CPU need in order to function?
RAM (Random Access Memory) and Cache Memory
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Other cards in this set

Card 2

Front

What does a CPU do?

Back

The processing of a computer program is carried out by the CPU

Card 3

Front

What two components make up a CPU?

Back

Preview of the front of card 3

Card 4

Front

What does the Control Unit do?

Back

Preview of the front of card 4

Card 5

Front

What does the Arithmetic and Logic Unit do?

Back

Preview of the front of card 5
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