Q.1
14 Marks(c)
Explain shift micro operations and draw 4-bit combinational circuit shifter.
Gujarat Technological UniversitySummer 2025 examination
GTU 3140707 Computer Organization & Architecture (COA) Summer 2025 Question Paper & PDF
B.E. · Computer Engineering · Semester 4 · Subject code 3140707
- Total
- 70 marks
- To pass
- 23 marks (33%)
- Duration
- 2.5 Hours 10:30 AM – 1:00 PM
- Questions
- 5 with internal choice
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15 of 25 questions on this paper were also asked in other years. Each is marked below with the years it appeared.See all 37 repeated 3140707 questions, most asked first
Q.2
14 Marks(a)
List and explain any three register reference instruction.
(c)
Draw and explain Common Bus System for basic computer register.
OR
(c)
Explain the basic working principle of the Control Unit with timing diagram.
Also asked in Winter 2025 Q2c
Q.3
14 Marks(a)
List out any three register of basic computer.
Also asked in Summer 2026 Q2a, Winter 2024 Q1b, Summer 2023 Q1a
(c)
Write an assembly level program to find average of 10 numbers stored at consecutive location in memory.
OR
(a)
Convert following hexadecimal number into decimal, octal and binary. 1) 4A
(b)
Explain any 4 addressing modes with example.
Also asked in Summer 2026 Q3c, Winter 2025 Q3c, Winter 2024 Q4a, Summer 2024 Q3c, Summer 2023 Q1c
(c)
What is an Interrupt Cycle? Draw and explain flow chart of it.
Also asked in Winter 2025 Q2c OR, Summer 2024 Q5b OR
Q.4
14 Marks(b)
Write an assembly language program to Add two double precision numbers.
(c)
Explain the working of Second Pass Assembler with its flowchart.
OR
(b)
Write short note on subroutine.
(c)
Draw and explain flow chart for multiplication program.
Q.5
14 Marks(a)
Explain various types of interrupts.
(b)
What are status register bits? Draw and explain the block diagram showing all status registers.
Also asked in Summer 2023 Q5b
OR
(c)
Explain Flynn’s classification for computers.
Also asked in Summer 2026 Q5a OR, Winter 2025 Q3a, Summer 2024 Q3b OR, Summer 2023 Q3a
More Computer Organization & Architecture papers
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Other Semester 4 subjects
BE Computer
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About this paper
Official Gujarat Technological University (GTU) examination paper for Computer Organization & Architecture (COA) (Summer 2025, 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.