Question 1
(a)
Explain any three main functions of an Operating System.
3 Marks
(b)
Describe the features of a distributed operating system.
4 Marks
(c)
What is a process? Explain about various fields of process control block.
7 Marks
Gujarat Technological UniversitySummer 2023 Examination
GTU 3140702 Operating System (OS) Summer 2023 Paper Solution & PDF
B.E. · Computer Engineering · Semester 4 · Subject Code: 3140702
Total Marks70 MarksExternal theory exam
Passing Marks23 Marks33% minimum cutoff
Exam Duration2.5 Hours10:30 AM – 1:00 PM
Paper Structure5 QuestionsWith internal OR choices
Question 2
(a)
Define multi-threading? Explain its benefits.
3 Marks
(b)
Describe the differences among long-term scheduling. short-term, and medium- term scheduling.
4 Marks
(c)
Demonstrate FIFO and Round Robin CPU scheduling algorithms with suitable example.
7 Marks
OR OPTION
(c)
What is semaphore? Explain its implementation as wait and signal for providing process synchronization?
7 Marks
Question 3
(a)
What are the advantages of inter-process communication? How communication takes place in a shared-memory environment?
3 Marks
(b)
What are the conditions under which a deadlock situation may arise?
4 Marks
(c)
Explain the readers and writers problem.
7 Marks
OR OPTION
(a)
What is race condition?
3 Marks
(b)
What are the methods for handling deadlocks?
4 Marks
(c)
Explain the dining-philosophers problem.
7 Marks
Question 4
(a)
Explain the difference between logical and physical addresses.
3 Marks
(b)
When do page faults occur? Describe the actions taken by the operating system when a page fault occurs.
4 Marks
(c)
Explain Banker's deadlock-avoidance algorithm with an illustration.
7 Marks
OR OPTION
(a)
Explain the following allocation algorithms:
1)First-fit
2)Best-fit
3)Worst-fit
3 Marks
(b)
Explain the difference between internal and external fragmentation.
4 Marks
(c)
Explain the different file access methods in detail.
7 Marks
Question 5
(a)
Explain domain of protection.
3 Marks
(b)
Write a short note on: system threats.
4 Marks
(c)
Explain in detail Synchronization implementation in Linux.
7 Marks
OR OPTION
(a)
What are the main difference between capability lists and access lists?
3 Marks
(b)
Write a short note on: program threats.
4 Marks
(c)
What is virtualization? Explain the benefits of virtualization.
7 Marks
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About this Examination Paper & Attribution
Official Gujarat Technological University (GTU) examination paper and step-by-step solutions for Operating System (OS) (Summer 2023, 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.