Computer Science for IGCSE & O level - Hardware (Section 4 - No. 25)
What is the primary function of the Instruction Register (IR)?
To store the address of the next instruction.
To hold the current instruction being executed.
To store the results of arithmetic operations.
To control the flow of data within the system.
Εξήγηση
The Instruction Register holds the current instruction being executed by the CPU.