ISC Exam Questions

Which of the following computer components dictates when data is processed by the system’s pro

Which of the following computer components dictates when data is processed by the system’s processor?

A.
Control unit

B.
Registers

C.
ALU

D.
Ring 0

Explanation:
The control unit determines when data instructions can be sent on tothe CPU for processing. Data is held in registers until it is its turn to have access to the CPU. The ALU is a component of the CPU that performs mathematical and logical operations.