Question

Which set of the following instructions is used for program control?

• A. HALT, CALL, JUMP
• B. MOV, ADD, NMI
• C. NMI, HALT, TRAP
• D. ADD, SUB, DIV

Hint:

Control flow instructions like HALT and JUMP manage execution paths — not arithmetic operations.

Answer 1

The Correct Option is A

HALT, CALL, and JUMP are all control flow instructions that alter the sequence of execution. These are used in program control, not data processing.