Q988
A register in which of the following that holds the current instruction while it is being executed is called instruction register.
A.
ALU
B.
CPU
AnswerC.
Memory
D.
Address
E.
None of the above
Answer: Option B
Solution
Answer: Option B
Solution:
In computing, the instruction registers (IR) or current instruction register (CIR) is the part of a CPU's control unit that holds the instruction currently being executed or decoded.