Solved question paper for OS May-2025 (B-TECH 4th)
Solved Question Paper
Operating system May-2025
PTU • B-TECH • Information Technology • 4th • May-2025
operating system previous year question papers on BRpaper are organized for students of Punjab Technical University’s Bachelor of Technology program in the Information Technology stream, 4th semester. This section makes it easier to browse subject-wise old question papers for operating system, so students can review how questions on topics such as process management, memory management, and scheduling algorithms are typically framed in past exams. Many students search for operating system syllabus while preparing for exams, and this page is built to support exactly that kind of subject-wise browsing and revision. BRpaper is not the official website of Punjab Technical University or any institution, and it does not publish official notices or academic updates.
These Questions are downloaded from www.brpaper.com. You can also download previous years question papers of 10th and 12th (PSEB & CBSE), B-Tech, Diploma, BBA, BCA, MBA, MCA, M-Tech, PGDCA, B-Com, BSc-IT, MSC-IT.
1. Introduction to Operating system, Role of Operating System as resource
kernel and shell, operating system structures, views of an operating system.
manager, function of
[5]
2. Process management: CPU scheduling, Scheduling Algorithms, PCB, Process synchronization,
Deadlocks, Prevention, Detection and Recovery.
3. Memory Management: Overlays, Memory management policies, Fragmentation and its types,
Partitioned memory managements, Paging, Segmentation, Need of Virtual memories, Page
replacement Algorithms, Concept of Thrashing
[5]
[8]
4. Device Management: I/O system and secondary storage structure, Device management
policies, Role of I/O traffic controller, scheduler [5]
5. File Management: File System Architecture, Layered Architecture, Physical and Logical File
Systems, Protection and Security.
6. Brief study to multiprocessor and distributed operating systems.
Case Studies: LINUX / UNIX Operating System and Windows based operating systems.
Solved Questions
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Write a detailed note on Reader's Writer problem.Long Answer 5 Marks May-2025 • PTU B-TECH
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May 2023 Write a detailed note on Reader\'s & Writer\'s problem.
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Explain in detail about Deadlock Detection.Long Answer 5 Marks May-2025 • PTU B-TECH
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Dec 2024 Define the term Deadlock. Explain in brief about deadlock prevention.
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May 2023 Write a detailed note on Deadlock Detection and Recovery.
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Write a detailed note on Virtual Memory.Long Answer 5 Marks May-2025 • PTU B-TECH
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Write a detailed note on various File Allocation Methods.Long Answer 5 Marks May-2025 • PTU B-TECH
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Explain the Concept of Paging in detail.Long Answer 10 Marks May-2025 • PTU B-TECH
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May 2023 Explain briefly the term Demand Paging
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SemaphoresLong Answer 10 Marks May-2025 • PTU B-TECH
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The Producer/Consumer ProblemLong Answer 10 Marks May-2025 • PTU B-TECH
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Write a detailed note on following in reference to Inter-process communication :Long Answer 10 Marks May-2025 • PTU B-TECH
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May 2023 Write a detailed note on following in reference to Inter-process communication :
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RRLong Answer 10 Marks May-2025 • PTU B-TECH
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FCFSLong Answer 10 Marks May-2025 • PTU B-TECH
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Shortest Job FirstLong Answer 10 Marks May-2025 • PTU B-TECH
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Explain the following CPU scheduling algorithms with example :Long Answer May-2025 • PTU B-TECH
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Explain in brief about Concept of Operating System.Very Short Answer 2 Marks May-2025 • PTU B-TECH
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May 2023 Explain the following structure of an operating system in detail :
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What do you mean by Multiprogramming systems? Write its advantages.Very Short Answer 2 Marks May-2025 • PTU B-TECH
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Differentiate between User Level threads and Kernel Level threads.Very Short Answer 2 Marks May-2025 • PTU B-TECH
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Differentiate between Pre-emptive and Non-pre-emptive scheduling.Very Short Answer 2 Marks May-2025 • PTU B-TECH
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Explain in brief about Monitors.Very Short Answer 2 Marks May-2025 • PTU B-TECH
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Define Safe State and unsafe state in relation to deadlocks.Very Short Answer 2 Marks May-2025 • PTU B-TECH
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Differentiate between Deadlock prevention and Deadlock Avoidance.Very Short Answer 2 Marks May-2025 • PTU B-TECH
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May 2023 Differentiate between Deadlock Prevention and Deadlock Avoidance.
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Explain in brief about the term compaction.Very Short Answer 2 Marks May-2025 • PTU B-TECH
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Dec 2024 Explain in brief about the term Compaction.
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May 2023 Explain in brief about the term Compaction.
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Explain briefly the term Free space ManagementVery Short Answer 2 Marks May-2025 • PTU B-TECH
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What is a File? List the various File Attributes and File operations.Very Short Answer 2 Marks May-2025 • PTU B-TECH
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Scheduling CriteriaLong Answer 5 Marks May-2025 • PTU B-TECH
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Process Control Block (PCB)Long Answer 5 Marks May-2025 • PTU B-TECH
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FAQ
Frequently Asked Questions
Answers about this subject, solved papers, and preparation.
01 Where can I find operating system previous year question papers for Bachelor of Technology Information Technology, 4th semester?
This page lists operating system question papers uploaded for Punjab Technical University Bachelor of Technology Information Technology, 4th semester, organized for subject-wise browsing where available.
02 Are these official Punjab Technical University question papers?
BRpaper is not the official website of Punjab Technical University. These papers are shared for reference and revision purposes only and are not official university material.
03 How can previous year operating system papers help in exam preparation?
Reviewing past papers can help you understand how questions are typically framed, notice commonly repeated topics, and get a sense of the exam pattern before your own exam.
04 What kind of topics does operating system usually cover?
The question papers here relate to the operating system syllabus set by the university for this course and semester, which typically includes topics such as process management, memory management, and scheduling algorithms.
05 Does this page include a operating system syllabus or solved answers?
This page focuses on providing access to the previous year question papers themselves. A separate question bank or solved answers may not be available for every paper.
06 Can I find papers for other subjects in the same Bachelor of Technology Information Technology?
Yes, BRpaper organizes papers by university, course, stream, and semester, so you can browse other subjects within the same Punjab Technical University Bachelor of Technology Information Technology.