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Microprocessor

Microprocessor
The word size of 8085 microprocessor is

 16-bit
 4-bit
 8-bit
 20-bit

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Microprocessor
Assertion(A): Address bus is unidirectional. Reason(R): Data bus is bidirectional

 A is true but R is false
 Both A & R are true and R is the correct explanation of A
 Both A & R are true but R is not the correct explanation of A
 A is false but R is true

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Microprocessor
In a microcomputer , the address of memory locations are binary numbers that identify each memory circuit where a byte is stored. If a microcomputer uses 20-bit address, then numbers of different memory locations are

 220-1
 220 - 1
 20
 220

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Microprocessor
RST 3 instruction will cause the processor to branch to the location

 0018H
 0000H
 0024H
 0028H

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

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

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Microprocessor
The instruction set of a microprocessor

 is specified by the manufacturers
 cannot be changed by the user
 is specified by the user
 is stored inside the microprocessor

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