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Microprocessor

Microprocessor
How many segments are there in 8086?

 6.
 2.
 4.
 3.

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

 ANI F0H
 XRI FOH
 ANI OFH
 XRI 0FH

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Microprocessor
The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are

 all bits set (i.e. FFH)
 all bits reset (i.e. 00H)
 same as the content of A7-A0
 irrelevant

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Microprocessor
The register which holds the information about the nature of results of arithmetic and logic operations is called as

 Flag register
 Process status register
 Accumulator
 Condition code register

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Microprocessor
Internet is a worldwide network of computers where most of the information is freely available.

False
True

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

 PROM
 PLD
 PAL
 PLA

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