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Explain about file allocation methods? The main problem in direct-access nature is how to assign space to these files so that disk space if utilized effectively and files can b
Q. Define the difference among pre-emptive and non pre-emptive scheduling. Answer: Pre-emptive scheduling permits a process to be interrupted in the midst of its execution ta
Describe the differences among short-term, medium-term, and long-term scheduling. Short-term (CPU scheduler)-selects from jobs in memory those jobs that are ready to execu
How can deadlocks be represented? Deadlocks are able to be described in terms of a directed graph called as a system resource-allocation graph. This graph contains of the foll
What is meant by demand paging? Explain. Demand paging is a technique to implement virtual memory. In demand paging simply when a page is required it is brought into memory. As
What are the drawbacks of spiral model? I. It is based on customer communication. If the communication is not proper then the software product that gets developed will not be t
Q. What is the occupation of the object manager? Answer: Substance present a generic set of kernel mode interfaces to user mode programs. Objects are influenced by the execut
Describe the internal layout of the file system in windows 2000. The basic entity in NTFS is a volume and a volume is created by the Windows 2000 disk administrator utility and
Use and overview? Pure and impure interpreter?
explain any four types of operating system feature and structure(design)
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