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Microprocessor

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

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

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Microprocessor
Maximum of how many devices can be connected simultaneously to the microprocessor via 8257 in DMA data transfer mode?

 10
 6
 8
 4

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

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

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Microprocessor
A microcomputer consists of

All of these
 a microprocessor
 I/O device
 memory

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Microprocessor
Which of the following is not treated as hexadecimal constant by assembler in 8085?

234
64 H
6 AFH
45 H

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Microprocessor
While STC instruction executes,

 only carry and zero flags will be affected.
 only carry flag will be affected.
 no flags will be affected.
 all flags will be affected.

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