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Microprocessor

Microprocessor
A microcomputer consists of

 memory
 I/O device
All of these
 a microprocessor

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Microprocessor
Circuit A is a 1-bit adder; circuit B is a 1 bit multiplier.[Hint: Construct the truth table for the adder and the multiplier]

None of these
Circuit A has the same number of gates as circuit B
Circuit A has more gates than circuit B
Circuit B has more gates than circuit A

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

 XRI FOH
 ANI OFH
 XRI 0FH
 ANI F0H

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Microprocessor
_____________is used to read the status of the hardware interrupts (RST 7.5, RST 6.5, RST 5.5) by loading into the A register a byte which defines the condition of the mask bits for the interrupts.

 SIM
 EI
 RIM
 DI

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Microprocessor
The operations executed by two or more control units are referred as

 Macro-operations
 Multi-operations
 Bi control-operations
 Micro-operations

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Microprocessor
The word size of 8085 microprocessor is

 4-bit
 16-bit
 20-bit
 8-bit

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MORE MCQ ON Microprocessor

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