Question

In 8085 μP, the NOP operation is

• A. Machine control instruction
• B. Branch instruction
• C. Logical instruction
• D. Arithmetic instruction

Hint:

NOP just advances the program counter, consuming one clock cycle without effect.

Answer 1

The Correct Option is A

NOP (No Operation) is used to do nothing during an instruction cycle. It is used for timing adjustments or alignment and is a machine control instruction.