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Posted Date: 29 Feb 2020      Posted By:: Shouvik Maj    Member Level: Silver  Points: 3 (₹ 3)

2019 B.E Computer Science and Engineering B.E Jadavpur University Computer Science & Engineering - Operating Systems (3rd Year First Semester) -2019 Question paper



Course: B.E Computer Science and Engineering   University/board: Jadavpur University

Are you looking for the old question papers of Jadavpur University Computer Science & Engineering -Operating Systems ? Here is the previous year question paper from Jadavpur University. This is the original question paper from the CSE Department for Third year first semester exam conducted by Jadavpur University in year 2019. Feel free to download the question paper from here and use it to prepare for your upcoming exams.



{Scroll Below to get the PDF Attachment file of the Original Question Paper}

Exam Name- B.E Computer Science and Engineering Exam
3rd Year- 1st Semester

Subject- Operating Systems

Total Time- Three Hours
Maximum Marks- 100

Syllabus

1. Introduction to Operating Systems [1L]
2. Concept of batch-processing, multi-programming, time sharing, real time
operations [2L]
3. Process Management: Concept of process, state diagram, process control block;
scheduling of processes – criteria, types of scheduling, non-preemptive and
preemptive scheduling algorithms like: FCFS, Shortest Job First/Next (SJF/N),
Shortest Remaining Time Next (SRTN), Round Robin (RR), Highest Response
ratio Next (HRN), Priority based scheduling, different Multilevel queue
scheduling etc.; [5L]
4. Threads – concept, process vs thread, kernel and user threads, multithreading
models [2L]
5. Inter-process Communication (IPC) – Shared memory, message, FIFO, concept of
semaphore, critical region, monitor [2L]
6. Process Synchronization: concepts, race condition, critical section problem and its
solutions; synchronization tools- semaphore, monitor etc., discussion of
synchronization problems like producer-consumer, readers-writers, dining
philosophers, sleeping-barber etc.
Deadlock – conditions, resource allocation graph, prevention techniques,
avoidance technique – Banker's algorithm and related algorithms [6L]
7. Memory management: Address space and address translation;
static partitioning, dynamic partitioning, different types of fragmentation, paging,
segmentation, swapping, virtual memory, demand paging, page size, page table,
page replacement algorithms – FIFO, LRU, Optimal page replacement, Variants
of LRU, etc; thrashing, working set strategy [6L]
8. File Management: File and operations on it, file organization and access; file
allocation; directory structures, file sharing, file protection [4L]
9. Device management: Magnetic disks,
disk scheduling- criteria, algorithms – FCFS, SSTF, SCAN, C-SCAN, LOOK,
etc, disk management – formatting, boot block, disk free space management
techniques, concept of RAID etc [3L]
10. Protection and Security: Concepts of domain, Access matrix and its
implementation, access control, Security of systems- concepts, threats- Trojan
horse, virus, worms etc, introduction to cryptography as security tool, user
authentication [5L]
11. Case Studies



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