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Instruction Timing Diagram of 8085 Microprocessor – 1 – 2

6. In a generic microprocessor instruction cycle time is :

(a) Shorter than machine cycle time
(b) Larger than machine cycle time
(c) Exactly double than machine cycle time
(d) Exactly equal to machine cycle time

ANSWER

EXPLANATION

7. MOV A, B has :

(a) 1 machine cycle
(b) 2 machine cycles
(c) 3 machine cycles
(d) 4 machine cycles

ANSWER

EXPLANATION

8. ANI 56H :

(a) 1 machine cycle
(b) 2 machine cycles
(c) 3 machine cycles
(d) 4 machine cycles

ANSWER

EXPLANATION

9. XRA M Has :

(a) 1 machine cycle
(b) 2 machine cycles
(c) 3 machine cycles
(d) 4 machine cycles

ANSWER

EXPLANATION

10. CMP M has :

(a) 1 machine cycle
(b) 2 machine cycles
(c) 3 machine cycles
(d) 4 machine cycles

ANSWER

EXPLANATION

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