Gujarat Technological UniversitySummer 2026 examination

GTU 3140702 Operating System (OS) Summer 2026 Question Paper & PDF

B.E. · Computer Engineering · Semester 4 · Subject code 3140702
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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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16 of 25 questions on this paper were also asked in other years. Each is marked below with the years it appeared.See all 27 repeated 3140702 questions, most asked first

Q.1

14 Marks
(a)
3 marksAsked in 3 of 6 papers
List any four functions of operating system?

Also asked in Winter 2024 Q1a, Summer 2023 Q1a

(b)
4 marks
Explain the essential properties of
i)Batch system
ii)Time sharing
iii)Real time
iv)Distribute
(c)
7 marksAsked in 3 of 6 papers

What is Semaphore? Give the implementation of Bounded Buffer Producer Consumer Problem using Semaphore.

Also asked in Winter 2024 Q3c, Winter 2023 Q3c

Q.2

14 Marks
(a)
3 marksAsked in 2 of 6 papers
Discuss the major goals of I/O software

Also asked in Winter 2025 Q5a

(b)
4 marksAsked in 2 of 6 papers
What is scheduling? Explain the types of schedulers.

Also asked in Summer 2023 Q2b

(c)
7 marks

List out various criteria for good process scheduling algorithms. Illustrate non- preemptive priority scheduling algorithm.

(c)
7 marksAsked in 2 of 6 papers
What is monitor? Explain solution for producer-consumer problem using monitor.

Also asked in Summer 2025 Q2c OR

Q.3

14 Marks
(a)
3 marks
What is Process? Give the difference between a process and a program.
(b)
4 marksAsked in 2 of 6 papers

What is Process State? Explain different states of a process with various queues generated at each stage.

Also asked in Summer 2025 Q1b

(c)
7 marksAsked in 2 of 6 papers
Briefly explain and compare, fixed and dynamic memory partitioning schemes.

Also asked in Winter 2025 Q5b

(a)
3 marksAsked in 3 of 6 papers
Define the difference between preemptive and nonpreemptive scheduling.

Also asked in Winter 2025 Q3a, Winter 2024 Q3a

(b)
4 marksAsked in 2 of 6 papers
Differentiate user level and kernel level thread.

Also asked in Winter 2025 Q2a

(c)
7 marksAsked in 2 of 6 papers

Write a bounded-buffer monitor in which the buffers (portions) are embedded within the monitor itself.

Also asked in Summer 2025 Q2c OR

Q.4

14 Marks
(a)
3 marks
What is thread? Explain classical thread model.
(b)
4 marks
What is external fragmentation? Explain the solution to external fragmentation.
(c)
7 marksAsked in 4 of 6 papers
Illustrate Readers and Writers IPC problem with solution.

Also asked in Winter 2025 Q2c OR, Summer 2025 Q2c, Summer 2023 Q3c

(a)
3 marksAsked in 2 of 6 papers
Discuss the major goals of I/O software

Also asked in Winter 2025 Q5a

(b)
4 marks
Explain the terms related to IPC:
i)Race condition
ii)Critical section
iii)Mutual exclusion
iv)Semaphores
(c)
7 marksAsked in 3 of 6 papers
Write short note on RAID levels.

Also asked in Winter 2025 Q5c OR, Summer 2025 Q5c OR

Q.5

14 Marks
(a)
3 marks
Write a short note: Unix kernel.
(b)
4 marks
What are components of Linux systems?
(c)
7 marksAsked in 3 of 6 papers
Explain process control block with all parameters.

Also asked in Summer 2025 Q3b OR, Summer 2023 Q1c

(a)
3 marksAsked in 5 of 6 papers
What is deadlock? List the conditions that lead to deadlock.

Also asked in Winter 2025 Q4b, Summer 2025 Q3b, Winter 2024 Q3a OR, Summer 2023 Q3b

(b)
4 marks
Compare virtual machine and non virtual machine.
(c)
7 marksAsked in 4 of 6 papers
Explain Disk arm scheduling algorithm.

Also asked in Winter 2025 Q5c, Summer 2025 Q4c OR, Winter 2024 Q5b OR

More Operating System papers

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

Winter 202570 marks · 5 questions
Summer 202570 marks · 5 questions · Solved
Winter 202470 marks · 5 questions
Winter 202370 marks · 5 questions

Other Semester 4 subjects

BE Computer

2140706
Numerical and Statistical Methods for Computer Engineering
2140707
Computer Organization
3140705
Object Oriented Programming -I
3140707
Computer Organization & Architecture

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About this paper

Official Gujarat Technological University (GTU) examination paper for Operating System (OS) (Summer 2026, 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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