Roll No. Total No. of Pages : 02
Total No. of Questions : 09
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B.Tech.(ECE) (2012 to 2017) (Sem.-6)
OPERATING SYSTEMS
Subject Code : BTCS-401
M.Code : 71120
Time : 3 Hrs. Max. Marks : 60
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INSTRUCTION TO CANDIDATES :
- SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
- SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
- SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.
SECTION-A
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- Answer briefly :
- List two main functions of an operating system.
- What is the difference between local page replacement and global page replacement?
- Define the concept of external fragmentation.
- What do you mean by inter-process communication?
- Define the concept of dynamic linking.
- What is compaction and why it is used?
- What is critical section?
- What is Spooling?
- What is context switching?
- Give two examples of Multi tasking operating Systems.
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SECTION-B
- What is a scheduler? Explain the primary objectives of scheduling.
- What are the various memory management techniques? Discuss with example.
- Explain Dining Philosopher problem in process synchronization.
- What is the primary goal of Authentication and how can you achieve that through the password mechanism?
- Explain the different states of process. What is the purpose of process control block?
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SECTION-C
- What do you mean by page faults? When do page faults occur? Describe the action taken by Operating System when page fault occurs.
- What is the need of file management? List different types of access methods available in files.
- What is Operating System? Discuss various classification of operating system.
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NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.
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This download link is referred from the post: PTU B.Tech Question Papers 2020 March (All Branches)