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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Write in detail about directory structure. What is turnaround time? What is the information associated with an open file?
Explain about the methods used to prevent deadlocks 7. What are the advantages of Linked allocation? What are a safe state and an unsafe state? What is sector sparing? Newer Post Older Post Home.
What are the disadvantages of linked allocation? Engineering Chemistry 1—Question Bank Editio What is an operating system? Define effective access time. Cz2254 is a reference string?
What is logical address space and physical address space? What are the benefits OS co-operating processes? What are the advantages of Indexed allocation?
What are the requirements that a solution to the critical section problem must satisfy? Define entry section and exit section.
cs operating system question paper pdf
Operatng are the drawbacks of contiguous allocation of disk space? Anna University – Mathematics 1 – January Que What are the major problems to implement demand paging? What are the advantages of Contiguous allocation?
What is the use of fork and exec system calls? The processes are assumed to have arrived in the order p1, p2, p3, p4, p5, all at time 0. What are the various scheduling criteria for CPU scheduling? Explain the various page replacement strategies. Explain the various types of computer systems. What is preemptive and no preemptive scheduling? Digital Logic Operaying and De-multiple Give a detailed description about deadlocks and its characterization.
Explain about contiguous memory allocation.
Consider the following page-reference string: What is the use of boot block? Anna University—Engineering Chemistry 1—Important What is a file? Define logical address and physical address.
What is critical section problem and explain two process solutions and multiple process solutions? Anna University – Engineering Chemistry 1 – Januar What is co-operative process?