Microprocessor
The correct sequence of steps in the instruction cycle of a basic computer is

 Fetch, Read effective address, Decode and Execute.
 Fetch, Execute, Decode and Read effective address.
 Fetch, Decode, Read effective address and, Execute.
 Read effective address, Decode, Fetch and Execute.

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Microprocessor
Assertion(A): The frequency of 8085 system is ½ of the crystal frequency. Reason(R): Microprocessor (8085) requires a two phase clock.

 A is true but R is false
 A is false but R is true
 Both A & R are true and R is the correct explanation of A
 Both A & R are true but R is not the correct explanation of A

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