CPU Architecture - DG

Front

What is a collection of wires called that sends data and addresses around the CPU?

Back

A bus

Front

What register is connected directly to the data bus?

Back

Memory Data Register

Front

Which of these is NOT a stage of the FDE cycle?

• Fetch
• Execute
• Decide
• Decode

Back

Decide

Front

What is the part of the CPU called that performs calculations?

Back

ALU

Front

Inside the CPU, you will find:

Back

ALU, CU, registers, cache memory

Front

The ALU...

Back

does any maths or logic problems for the CPU

Front

What does the CU do in a CPU?

Back

sends out control signals for the CPU

Front

The cache memory...

Back

stores frequently used instructions close to the CPU

Front

To get data from RAM, memory addresses are sent from the CPU down the...

Back

bus.

Front

Clock speed measures what?

Back

Number of Fetch-Decode-Execute cycles that can be completed in 1 sec