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What is contiguous allocation?
Allocation of a group of consecutive sectors for a one file.
What is internal fragmentation? Consider holes of 20k assume the process requests 18 bites. If we allocate accurately the request block, we are left with a hole of 2k. The over
What components of the R/e system initiate the start of background jobs at the specified time? The batch scheduler initiates the begin of background job. The dispatcher then s
Q. Benefits and Drawbacks of Batch System? Benefits of Batch System: Move much of the work of operator to computer. Increased performance as it was possible for j
Basic concepts When a process is to be changed in, the pager guesses which pages will be used before the process is changed out again. Instead of swapping in a entire process,
An operating system provides the environment within that programs are executed. Internally operating systems differ greatly in their makeup because they are organized along many di
DESIGN GOALS OF WINDOWS XP.DESCRIBE IN DETAIL.
Now, let us discuss two related algorithms for deciding which pages to evict. The clock algorithm is one of the most popular choices. It works by keeping frames in a circular struc
What is spooling? Spooling overlaps the I/O of single job with the computation of other jobs.
Define drawback of Distributed systems Reliability is a drawback of Distributed systems
five major activities on file management in operating system.? Explain it.?
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