B.TechSemester 32022-23Computer Organization And ArchitectureKCS-302

Computer Organization And Architecture (KCS-302) - AKTU Question Paper 2022-23

B.Tech · Semester 3 · Free PDF Download

This is the official AKTU Computer Organization And Architecture Previous Year Question Paper for B.Tech Semester 3, academic session 2022-23. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech

Semester:Semester 3

Session:2022-23

University:AKTU / UPTU

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Questions Asked in 2022-23

Computer Organization And Architecture (KCS-302) — complete question paper

Section AAttempt all questions in brief. 2 x 10 = 20

a
List the steps involved in an instruction cycle
b
How memory read and write operations are performed in computer system?
c
Define bus and memory transfer?
d
Define HIT and MISS ratio in memory with an example
e
Define instruction cycle
f
Differentiate between RISC and CISC
g
List the difference between static RAM and dynamic RAM
h
Define Virtual memory. (i) List down the functions performed by an Input/Output unit. (j) Why does the DMA get priority over CPU when both request memory transfer?

Section BAttempt any three of the following: 10x3=30

a
Explain functional units of computer system in detail
b
Explain IEEE-754 standard for floating point representation. Express (314.175)10 in all the IEEE-754 models
c
Explain the concept of pipelining and also explain types of pipelining
d
Consider a cache consisting of 256 blocks of 16 words each for a total of 4096 words and assume that the main memory is addressable by a 16 bits address and it consists of 4K blocks. How many bits are there in each of TAG, SET, WORD field for 2-way set associative technique?
e
Define interrupt. Also discuss different types of interrupt

Section CAttempt any one part of the following: 10x1=10

a
Explain about stack organization used in processors. What do you understand by register stack?
b
What is an effective address? How it is calculated in different types of addressing modes? Explain
a
Describe the derivation procedure of look ahead carry adder by an example with the help of block diagram
b
Show the systematic multiplication process of (-15) × (-16) using Booth’s Algorithm
a
Write a program to evaluate the arithmetic statement. By using (i) Two address instructions (ii) One address instructions (iii) Zero address instructions
b
What are the differences between hardwired and micro-programmed control unit?
a
Discuss the Memory Hierarchy in computer system with regard to Speed, Size and Cost
b
Write a short notes on magnetic disk, magnetic tape and optical disk
a
With a neat schematic diagram, explain about DMA controller and its mode of data transfer
b
Discuss the design of a typical input or output interface

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

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Syllabus & More PYQs

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📘 Computer Organization and Architecture — Unit-wise SyllabusBCS302 AKTU 2nd Year Syllabus AKTU 2nd Year PYQs — All Branches CSE 2nd Year Syllabus