FDE cycle

Question 1

In which stage is the PC checked

Answer 1

Fetch

Question 2

What happens to the address in the PC after it is checked

Answer 2

It is copied into the MAR

Question 3

After the address is copied into the MAR where is it sent to

Answer 3

Main memory

Question 4

After the address arrives at main memory what does it wait for

Answer 4

A signal from the control bus

Question 5

What happens after main memory receives the read signal from the control bus

Answer 5

The data at the address is fetched and sent along the Data bus to the MDR

Question 6

What happens to the data stored in the MDR

Answer 6

It is copied into the CIR

Question 7

What is the final step of the fetch stage

Answer 7

Increment the PC