Which of the following are considered temporary storage unit

Which of the following are considered temporary storage units within the CPU?

A. I/O buffer

B. Registers

C. Control circuitry

D. ALU

Solution

B. Registers are considered the temporary storage units within the CPU. CPUs consist of registers, arithmetic/logic unit (ALU), and control circuitry. Answers A, C, and D are incorrect because the I/O buffers, control circuitry, and the ALU are not considered temporary storage units in the CPU.