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The CPU

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Total cards: 7•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (7)

#1
Front (Question)

What is the purpose of the CPU?

Back (Answer)

• To process data and instructions by constantly repeating the fetch-execute cycle.

#2
Front (Question)

What does the Control Unit do?

Back (Answer)

• Sends control signals to direct the operation of the CPU. • Decodes instructions in the F-E cycle. • Control signals and timing signals are sent to the ALU and other components such as RAM.

#3
Front (Question)

What is a register?

Back (Answer)

• A temporary storage space for one instruction or address.

#4
Front (Question)

What does the ALU do?

Back (Answer)

• Performs simple calculations and logical operations.

#5
Front (Question)

What does cache do?

Back (Answer)

• Cache memory is used to temporarily store data that is frequently accessed. • Split into different levels. • Slower to access than the registers but faster than RAM.

#6
Front (Question)

What is an architecture of a computer?

Back (Answer)

The way a computer is designed and structured

#7
Front (Question)

What is the von Neumann architecture?

Back (Answer)

• A computer with a Von Neumann architecture stores both program instructions and data in the same memory (RAM). • Data is transferred between components on pathways called buses.