Microprocessor
A high on RESET OUT signifies that

 all the registers and counters are being reset
 all the registers of the CPU are being reset
 processing can begin when this signal goes high
 all the registers and counters are being reset and this signal can be used to reset external support chip

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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.

 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
 A is true but R is false
 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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