BIT BY BYTE
Question 1 of 2
3 marks
Explain the role of the Control Unit, ALU and registers in the fetch-execute cycle.
CU decodes the instruction and directs data; ALU performs calculations/logic; registers hold data being worked on.
ALU fetches instructions; CU stores results; registers do calculations.
CU performs calculations; ALU decodes instructions; registers hold the clock signal.
Registers fetch, CU executes, ALU stores data.
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