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Microprocessor

Microprocessor
When an 8085 microprocessor is reset, the address bus contains

 003CH
 002CH
 0043H
 0000H

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Microprocessor
How many bytes in a zero memory page should be reserved for vectors used by RST instructions?

 64.
 16.
 128.
 32.

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

 16
 18
 8
 12

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Microprocessor
A microprocessor without the interrupt facility

 cannot be interfaced with any I/O devices
 is best suited for process control system
 is not useful for process control system
 cannot be used for DMA operation

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Microprocessor
S0 and S1 pins are used for

 indicating the processor’s status
 acknowledging the interrupt
None of these
 serial communication

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

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

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