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Explain root partition
The root partition,which have the operating-system kernel and potentially other system files, is mounted at boot time. In successful mount operation, operating system confirm that the device contains a valid file system.
Optimal page replacement An optimal page replacement algorithm has the least page fault rate of all algorithms. The algorithm states that put back the page that will not be us
Question 1 Brief the following distributed computing system model Question 2 Explain the components involved in implementation of RPC mechanism Question 3 What is
Give an overview of UNIX based file systems. UNIX and UNIX-like operating systems allocate a device name to each device, other than this isn't how the files on that device are
What are the allocation methods of a disk space? Methods of allocating disk space which are widely in use are a. Contiguous allocation b. Linked allocation c. Indexed
Q. Describe why SSTF scheduling tends to favour middle cylinders over the innermost and outermost cylinders. Answer: The middle of the disk is the location having the smalles
Synchronization serves two purposes: 1) to ensure safety for updates on shared data (e.g. to avoid races conditions), and 2) to coordinate and order actions taken by threads (e.g.
Using pages makes it easier to manage the whole memory, avoiding excessive fragmentation and waste. As an analogy, think of Tetris, but with only square blocks: it is relatively ea
Q. Is the Internet a LAN or else a WAN? Answer: The Internet is a WAN as the a variety of computers are located at geographically different places and are connected by long-dis
what is difference between file descriptor and file pointer?
What are the main differences between operating systems for mainframe computers and personal computers? The design goals of operating systems for those machines are quite diffe
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