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CBSE NET JUNE 2015 Paper II Q. A disk drive has 100 cylinders,numbered 0 to 99. Disk request come to the disk driver for cylinders … Read more

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CBSE NET Q. A LRU page replacement is used with four page frames and eight pages. How many page faults will occur with the reference … Read more

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CBSE NET Q. Consider an array A[20, 10], assume 4 words per memory cell and the base address of array A is 100. What is … Read more

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CBSE NET Q. In a demand paging memory system, page table is held in registers. The time taken to service a page fault is 8 … Read more

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CBSE NET JUNE 2012 PAPER II Q. Consider the following page trace : 4,3, 2, 1, 4, 3, 5, 4, 3, 2, 1, 5 Percentage … Read more

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CBSE NET DECEMBER 2013 PAPER II Q. Consider a disk queue with request for input/output to block on cylinders 98, 183, 37, 122, 14, 124, … Read more

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CBSE NET DECEMBER 20133 PAPER II OPERATING SYSTEM Q. Consider a pre-emptive priority based scheduling algorithm based on dynamically changing priority. Larger priority number implies … Read more