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Microprocessor

Microprocessor
DMA is used between

 memory and I/O
 microprocessor and memory
 microprocessor and I/O
 none

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Microprocessor
Total numbers of output pins in 8085 microprocessor are

 30
 13
 40
 27

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Microprocessor
Which memory has read operation, byte erase, byte write and chip erase?

Both B and C
RAM
EEPROM
UVEPROM

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Microprocessor
PSW stands for

 accumulator contents
 flag byte
 none
 accumulator and flag register contents

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Microprocessor
Using one 8259 IC is equivalent to providing …………. INTR pins on 8085

 18
 16
 12
 8

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

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

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