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Fourth Semester Diploma in Computer Hardware Engineering: Microprocessors and Interfacing

This document contains a model question paper for a fourth semester diploma in computer hardware engineering exam focusing on microprocessors and interfacing. The paper is divided into four parts - Part A contains 5 short answer questions worth 2 marks each, Part B contains 5 long answer questions worth 6 marks each, Part C contains 2 full questions from each of the 4 units worth 15 marks each, and Part D contains 3 short answer questions worth 5 marks each. The questions cover topics such as 8086 architecture, assembly directives, addressing modes, interrupt handling, 8255 interfacing, 80386 operating modes, and multicore and superscalar processors.

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Arun cp
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88 views3 pages

Fourth Semester Diploma in Computer Hardware Engineering: Microprocessors and Interfacing

This document contains a model question paper for a fourth semester diploma in computer hardware engineering exam focusing on microprocessors and interfacing. The paper is divided into four parts - Part A contains 5 short answer questions worth 2 marks each, Part B contains 5 long answer questions worth 6 marks each, Part C contains 2 full questions from each of the 4 units worth 15 marks each, and Part D contains 3 short answer questions worth 5 marks each. The questions cover topics such as 8086 architecture, assembly directives, addressing modes, interrupt handling, 8255 interfacing, 80386 operating modes, and multicore and superscalar processors.

Uploaded by

Arun cp
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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TED(15)- 4151 Reg.No …………......

(REVISION-2015) Signature ………………

MODEL QUESTION PAPER

FOURTH SEMESTER DIPLOMA IN COMPUTER HARDWARE ENGINEERING

Microprocessors and Interfacing

(Maximum Marks :100)

PART –A

Answer all questions. Each question carries 2 marks

I.

1. List any two scratchpad registers


2. Write any two assembler directives
3. Define Procedure
4. List any two data transfer instructions
5. Define hyper threading (5 x 2=10)

PART –B

Answer any five questions. Each question carries 6 marks

II. 1. Draw the pin out diagram of 8086

2. Describe the flag registers of 8086

3. Write any 3 string instructions with examples.

4. Briefly describe the interrupt response of 8086

5. Explain the control word of 8255

6. List the features of Pentium processor.

7. Explain multicore processing. (5 x 6=30)

PART –C

Answer one full question from each unit. Each question carries 15 marks.

UNIT I

III.
a) Draw the internal architecture of 8086 and explain. 8
b) Describe different addressing modes 7

OR

IV.

a) Explain the memory organization of 8086 processor 8


b) Briefly discuss the history of microprocessor 7

UNIT II

V.

a) Write a program to find whether the given number is even number or not. 8

b) Briefly describe macros 7

OR

VI.

a)Explain shift and rotate instructions with examples. 8

b) Write a program to find the occurrence of a character in a string. 7

UNIT III

VII

a) Explain the interfacing of 8255 9


b) Discuss different modes of operations of 8255 6

OR

VIII. a) Explain Programmable interrupt controller 9

b)Explain keyboard and display inter face 6

UNIT IV

IX.

a) Describe the different operating modes of 80386 10


b) Write short notes on snooping protocol 5

OR
X. Write short notes on

i) MMX

iii)Multicore processing

iii)Superscalar architecture (3 x 5 =15)

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