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

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Microprocessor
ALU (Arithmetic and Logic Unit ) of 8085 microprocessor consists of

 Accumulator, temporary register, arithmetic, logic circuits and five flags
 Accumulator, temporary register, arithmetic and logic circuits
 Accumulator, arithmetic, logic circuits and five flags
 Accumulator, arithmetic and logic circuits

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