CS2254 OPERATING SYSTEM NOTES PDF
Dear students here we provide notes for Anna university 4TH sem Subject CS OPERATING SYSTEM notes pdf. you can download the OS notes as per the. Class lecture notes for second Year,fourth semester Operating Systems (Subject Code: CS) is available here in PDF formats for you to. Why is the Operating System viewed as a resource allocator & control program? 3. What is ii) Write short notes on co-operating process and schedulers. (8).
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What is a Dispatcher? Engineering Graphics – Projections of a Straight Nottes Explain about Multi-Threading Models. Consider the following snapshot of a system: What is independent process?
cs2254 operating system question paper pdf
What is critical section problem? Explain in detail about Review of Computer Organization. What is a semaphore? Explain operatinf basic concepts of segmentation. Give the basic concepts about paging. What is critical section problem and explain two process solutions and multiple process solutions? The status of the queue is as follows. Define busy waiting and spin lock.
What are the drawbacks of contiguous allocation of disk space? What is the basic approach of page replacement? Remember that frames are initially empty. Write short notes about Process concept and process scheduling.
Define logical address and physical address. Give a detailed description about deadlocks and its characterization. What is mean by streams? What are the structures used in file-system implementation? Explain in detail about swapping and thrashing. A hard disk having cylinders, numbered from 0 notew Consider the following page-reference string: Write notes about Stable storage olerating tertiary storage.
What are the benefits of multithreaded programming? Discuss briefly the various issues involved in implementing Inter process communication IPC in message passing system. Cs224 Civil 5th Semester Question Compare user threads and kernel threads.
cs operating system question paper pdf
What is the main function of the memory-management unit? What are the disadvantages of linked allocation? What are a safe state and an unsafe state?
Write in detail about Allocation methods. What is a pure demand paging?
What is virtual memory? What do you mean by system calls? What are the allocation methods of a disk space? Briefly explain the types of system calls provided by a typical operating system.
How many page faults would occur for the following replacement algorithms, assuming frame size is.
What are the use of job queues, ready queues and device queues?