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Microprocessor

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

 16
 8
 12
 18

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Microprocessor
A field programmable ROM is called

 FPROM
 MROM
 PROM
 FROM

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Microprocessor
Let the content of accumulator and register B be 0000 0100 and 0100 0000 respectively before execution of instruction SUB B. The content of accumulator after the execution of this instruction will be

 01000000
 11000100
 00000100
 010001000

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Microprocessor
An 8-bit microprocessor can have ………….. address lines.

 cannot be predicted
 8
 32
 16

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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
Because we wish to allow each ASCII code to occupy one location in memory, most memories are __________ addressable.

NIBBLE
DOUBLEWORD (32 bits)
BYTE
WORD (16 bits)

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