Question

The FETCH phase of the instruction cycle does two important things.

One is that it loads the instruction to be processed next into the IR. What
is the other important thing?

Answer 1

Answer: Increasing processor counter(PC)

Explanation: Fetch phase is the phase of the instruction cycle that includes the two major steps of receiving the instruction form the memory and then loading it on the IR(instruction register).

The other step consist of Memory address register(MAR)getting loaded with the instruction pointer and MDR(memory data register) is invoked with the instruction then updating of the processor counter (PC) by increasing it as instructions from memory are read.