Microprocessor (NTA-NET (Based on NTA-UGC) Computer Science (Paper-II)): Questions 1 - 7 of 46

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Question number: 1

» Microprocessor » Instruction Set and Programming

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Appeared in Year: 2015

MCQ▾

Question

What will be the output at PORT1 if the following program is executed?

  1. MVI B82H
  2. MOV AB
  3. MOV CA
  4. MVI D37H
  5. OUT PORT1
  6. HLT

Choices

Choice (4) Response

a.

B9H

b.

37H

c.

00H

d.

82H

Question number: 2

» Microprocessor » 8085

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Appeared in Year: 2015

MCQ▾

Question

Which of the following 8085 microprocessor hardware interrupt has the lowest priority? (December)

Choices

Choice (4) Response

a.

RST 6.5

b.

RST 7.5

c.

TRAP

d.

INTR

Question number: 3

» Microprocessor » 8085

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Appeared in Year: 2016

MCQ▾

Question

8085 microprocessor has …………. hardware interrupts.

Choices

Choice (4) Response

a.

2

b.

3

c.

5

d.

4

Question number: 4

» Microprocessor » Instruction Set and Programming

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Appeared in Year: 2016

MCQ▾

Question

The content of the accumulator after the execution of the following 8085 assembly language program, is:

  1. MVI A42H
  2. MVI B05H
  3. UGCADD B
  4. DCR B
  5. JNZ UGC
  6. ADI 25H
  7. HLT

Choices

Choice (4) Response

a.

82 H

b.

47 H

c.

76 H

d.

78 H

Question number: 5

» Microprocessor » Instruction Set and Programming

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Appeared in Year: 2016

MCQ▾

Question

Which of the following in 8085 microprocessor performs

Choices

Choice (4) Response

a.

DAD SP

b.

DAD H

c.

DAD D

d.

DAD B

Question number: 6

» Microprocessor » Hardwired and Micro Programmed Processor Design

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Appeared in Year: 2011

MCQ▾

Question

A chip having 150 gates will be classified as (December Paper II)

Choices

Choice (4) Response

a.

SSI

b.

MSI

c.

LSI

d.

MLSI

Question number: 7

» Microprocessor » Instruction Set and Programming

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Appeared in Year: 2012

MCQ▾

Question

Which of the following flags are set when ‘JMP’ instruction is executed? (December Paper III)

Choices

Choice (4) Response

a.

SF and CF

b.

AF and CF

c.

All flags

d.

No flag is set

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