Gujarat Technological UniversityWinter 2024 examination

GTU 3140707 Computer Organization & Architecture (COA) Winter 2024 Question Paper & PDF

B.E. · Computer Engineering · Semester 4 · Subject code 3140707
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Total
70 marks
To pass
23 marks (33%)
Duration
2.5 Hours 2:30 PM – 5:00 PM
Questions
5 with internal choice
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18 of 25 questions on this paper were also asked in other years. 1 more is a type of question GTU sets again with new data. Each is marked below with the years it appeared.See all 37 repeated 3140707 questions, most asked first

Q.1

14 Marks
(a)
3 marks

Explain signed representation of integer in computer. Write (–12)10 in binary with 8 – bits using following representations

i)Signed magnitude
ii)Signed 1’s complement
iii)Signed 2’s complement
(b)
4 marksAsked in 4 of 7 papers

List all registers used in ‘Basic Computer’ including their symbolic name, size and functionality.

Also asked in Summer 2026 Q2a, Summer 2025 Q3a, Summer 2023 Q1a

(c)
7 marksAsked in 2 of 7 papers
Explain memory reference instructions of ‘Basic Computer’.

Also asked in Summer 2024 Q2b

Q.2

14 Marks
(a)
3 marksAsked in 2 of 7 papers
Draw block diagram for 4-bit adder – subtractor.

Also asked in Winter 2023 Q3c OR

(b)
4 marks
Write an assembly language program to add 50 numbers using a loop.
(c)
7 marksAsked in 2 of 7 papers
Explain register stack and memory stack organizations.

Also asked in Summer 2024 Q3b

(c)
7 marksSame type asked in 2 of 7 papers

Write three address and two address instructions program for the following arithmetic expression. Discuss advantages and limitations of both types of programs. X = (A * B / C) + (D / E)

Also asked in Summer 2023 Q2c

Q.3

14 Marks
(a)
3 marksAsked in 3 of 7 papers
List and explain conflicts that occur in an instruction pipeline.

Also asked in Winter 2025 Q3a OR, Summer 2023 Q3a OR

(b)
4 marksAsked in 4 of 7 papers
Briefly explain address sequencing in microprogrammed control unit.

Also asked in Winter 2025 Q3b OR, Summer 2025 Q4a OR, Winter 2023 Q2a

(c)
7 marksAsked in 4 of 7 papers
Differentiate RISC and CISC.

Also asked in Winter 2025 Q2a, Summer 2025 Q5b OR, Summer 2023 Q5b OR

(a)
3 marksAsked in 2 of 7 papers
Write a short note on SIMD array processor.

Also asked in Summer 2023 Q4b

(b)
4 marks
Explain Fetch subroutine of microprogrammed control.
(c)
7 marks

Explain addition and subtraction with signed magnitude data. Also list hardware required for the same.

Q.4

14 Marks
(a)
3 marksAsked in 6 of 7 papers
Explain any three addressing modes with suitable example.

Also asked in Summer 2026 Q3c, Winter 2025 Q3c, Summer 2025 Q3b OR, Summer 2024 Q3c, Summer 2023 Q1c

(b)
4 marks
Differentiate isolated I/O and memory mapped I/O
(c)
7 marksAsked in 4 of 7 papers

Explain associative, set-associative and direct mapping of cache memory.

Also asked in Winter 2025 Q5c, Summer 2024 Q4c, Summer 2023 Q5c OR

(a)
3 marks
Explain functionality of flags used in ‘Basic Computer’.
(b)
4 marksAsked in 2 of 7 papers

What is handshaking? Explain source initiated data transfer using handshaking with neat diagram.

Also asked in Winter 2025 Q4a OR

(c)
7 marksAsked in 2 of 7 papers
Write a short note on virtual memory.

Also asked in Winter 2025 Q5c OR

Q.5

14 Marks
(a)
3 marksAsked in 2 of 7 papers
Differentiate static RAM and Dynamic RAM.

Also asked in Summer 2024 Q4b OR

(b)
4 marksAsked in 2 of 7 papers
Write a short note on daisy chain priority interrupt.

Also asked in Winter 2025 Q4a

(c)
7 marksAsked in 2 of 7 papers
Explain any three multiprocessor interconnection structures.

Also asked in Winter 2023 Q5c OR

(a)
3 marksAsked in 3 of 7 papers

Differentiate tightly coupled and loosely coupled multiprocessor systems.

Also asked in Winter 2025 Q5b, Summer 2024 Q5a

(b)
4 marksAsked in 4 of 7 papers
Write a short note on content addressable memory.

Also asked in Summer 2026 Q2c, Summer 2024 Q4a, Summer 2024 Q4a OR, Summer 2023 Q3c OR

(c)
7 marksAsked in 4 of 7 papers
Discuss cache coherence problem and its solutions.

Also asked in Winter 2025 Q5a, Summer 2024 Q5c, Summer 2023 Q5c

More Computer Organization & Architecture papers

Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.

Summer 202670 marks · 5 questions
Winter 202570 marks · 5 questions
Summer 202570 marks · 5 questions
Summer 202470 marks · 5 questions

Other Semester 4 subjects

BE Computer

2140706
Numerical and Statistical Methods for Computer Engineering
2140707
Computer Organization
3140702
Operating System
3140705
Object Oriented Programming -I

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About this paper

Official Gujarat Technological University (GTU) examination paper for Computer Organization & Architecture (COA) (Winter 2024, B.E. · Computer Engineering, Sem 4). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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