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Microprocessor

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

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

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Microprocessor
An 8-bit microprocessor signifies that

 8-bit controller
 8-bit address bus
 8-bit data bus
 8-interrupt lines

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Microprocessor
Identify the programmable DMA controller from the following

 8279
 8257
 8251
 8253

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Microprocessor
A combinational PLD with a programmable AND array and a fixed OR array is called a

 PAL
 PLD
 PROM
 PLA

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Microprocessor
SPHL instruction copies the content of H-L register pair to the _________.

 B-C
 Stack Pointer
 D-E
 PSW

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Microprocessor
A single instruction to clear the lower nibble of accumulator in 8085 language assembly is

 ANI OFH
 ANI F0H
 XRI FOH
 XRI 0FH

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