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Q. What merit is there in having different time-quantum sizes on different levels of a multilevel queuing system? Answer: Processes that require more frequent servicing for ins
Question 1 What is Micro-kernel? What are the benefits of Micro-kernel? Question 2 Explain seven state process models used for OS with necessary diagram. Differentiate betwee
Hierarchical paging Single way is to use a two-level paging algorithm, in which the page table itself is also paged. A logical address is separated into a page number and a pag
Explain what semaphores are, their usage, implementation given to avoid busy waiting and binary semaphores. Semaphore definition Usage for mutual exclusion and process synch
Q. Define Input - Output operations? Serial lines, Disks, tapes and other devices should be communicated with at a very low level. The user require only specify the device and
Q. A Burroughs B7000/B6000 MCP file is able to be tagged as sensitive data. When such a file is removed its storage area is overwritten by some random bits. For what reason would
shell program for Armstrong number
Explain multilevel queue scheduling and multilevel feedback queue scheduling #Minimum 100 words accepted#
unequal size partition
Define caching. A cache is a region of fast memory that holds copies of data. Access to the cached copy is well-organized than access to the original. Caching and buffering are
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