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Microprocessor

Microprocessor
DMA signal/signals in 8085 is/are

 READY.
 HLDA.
 All.
 HOLD.

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Microprocessor
In a microprocessor based system the stack is always in

 microprocessor
 RAM
 EPROM
 ROM

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Microprocessor
The character set of Fortran 77 includes lower case alphabets a to z.

False
True

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

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

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Microprocessor
In order to complement the lower nibble of accumulator one can use

 CMA
 ORI 0FH
 ANI 0FH
 XRI 0FH

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Microprocessor
The word size of 8085 microprocessor is

 16-bit
 8-bit
 20-bit
 4-bit

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