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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 between process and threads
Question 3 What are the jobs of CPU scheduler? Explain any two scheduling algorithm
Question 4 Explain the algorithm of peterson's method for mutual exclusion
Question 5 Explain how the block size is affected on I/O operation to read the file
Question 6 Explain programmed I/O and interrupt I/O. How do they differ?
What is the resident set and working set of a process? Resident set is that portion of the process image that is actually in real-memory at a certain instant. Working set is th
In modern operating systems, applications do not directly access the physical memory. Instead, they use so-called virtual memory, where each virtual address is translated to a phys
Optimal page replacement An optimal page replacement algorithm has the least page fault rate of all algorithms. The algorithm states that a 'replace the page that will not be
What disadvantages are there to this two-level directory? Without other provisions, two users who require cooperating with each other are hampered in reaching every other's fi
What is a semaphore? A semaphore 'S' is a synchronization tool which is an integer value that, apart from initialization, is accessed only by two standard atomic operations; w
Question: a. The following questions refer to a generic Windows file system: i) Describe what happens when you high-level format a floppy disk? ii) What is the maximum size
In a multiprogramming and time sharing environment several users share the system simultaneously .what are two such problems?
EXPLAIN MULTITASKING IN DETAIL
Q. Consider a file at present consisting of 100 blocks. Presume that the file control block (and the index block in the case of indexed allocation) is already in memory. Compute h
What is the kernel? A more common explanation is that the OS is the one program running at all times on the computer usually known as the kernel, with all else being applicati
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