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Microprocessor

Microprocessor
Which of the following is type declaration statement in C?

int bar
king = horse + 1
prin = prin * prin
s = s + 1

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Microprocessor
The word size of 8085 microprocessor is

 20-bit
 16-bit
 8-bit
 4-bit

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Microprocessor
Assertion(A): Address bus is unidirectional. Reason(R): Data bus is bidirectional

 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
 A is true but R is false

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Microprocessor
The stack pointer

 may be in RAM or ROM
 resides in microprocessor
 resides in RAM
 resides in ROM

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Microprocessor
Which general register or general register pair is incremented/decremented by 2 during PUSH and POP instructions?

 Program Counter.
 D-E.
 H-L.
 Stack Pointer.

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Microprocessor
The cycle required to fetch and execute an instruction in a 8085 microprocessor is which one of the following?

 Machine cycle
 Clock cycle
 Memory cycle
 Instruction cycle

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