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Microprocessor

Microprocessor
The number of output pins in 8085 microprocessors are

 19.
 40.
 21.
 27.

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Microprocessor
A microprocessor differentiates between op code, data/address at any time by

 the sequence in which memory contents are fetched by it
 its internal registers
 the program counter
 the stack pointer

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Microprocessor
Total number of modes the 8253 can work

 8
 4
 6
 12

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

 0028H
 0000H
 0018H
 0024H

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Microprocessor
Consider the following statements: Arithmetic Logic Unit (ALU) 1.Performs arithmetic operations 2.Performs comparisons. 3.Communicates with I/O devices 4.Keeps watch on the system Which of these statements are correct?

 1, 2 and 3
 1 and 2 only
 3 and 4 only
 1, 2, 3 and 4

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Microprocessor
Total numbers of output pins in 8085 microprocessor are

 13
 27
 30
 40

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