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

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Microprocessor
Program counter in a digital computer

 Counts the numbers of programs run in the machine.
 Counts the number of times a subroutine is called.
 Counts the number of times the loops are executed.
 Points the memory address of the next instruction to be fetched.

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