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Q. Explain the File-system manipulation?
File-system manipulation there is several details in file allocation, creation, deletion and naming that users should not have to perform. Blocks of disk space are utilized by files and must be tracked.
Deleting a file requires eliminating the name file information and freeing the allocated blocks. Protections must as well be checked to assure proper file access. User programs could neither make sure adherence to protection methods nor be trusted to allocate only free blocks and deallocate blocks on file deletion.
Question : a) What do you understand by a Directory Structure? Support your answer with a diagram. b) Give an example how Access Lists and Groups are arranged to mode of
Translation Look aside Buffer In a cached system, the base addresses of the last few indexed pages is maintained in registers named the TLB that adds in faster lookup. TLB has
Explain the Advantage of Assembly Language The advantages of assembly language program is: a) Reduced errors b) Faster translation times c) Changes could be ma
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Q. We have stressed the require for an operating system to make efficient use of the computing hardware. When is it suitable for the operating system to forsake this principle and
What are the advantages and disadvantages of multithreading? Advantages : Since by multithreading multiple executions are carried out in the same process environment t
Explain the ExitThread Function used in the Windows NT ExitThread(ExitCode) The ExitThread( ) call is made to end the currently running thread. If the current thread is th
Question: (a) The following table (table 1.0) gives the length of the CPU burst time in milliseconds of processes P 1 to P 4 . Assume the processes arrived in the order P 1 ,
i need the job to be done within 3days
Placement algorithms :calculate where in available real-memory to execute a program. Common functions are next-fit, first-fit, and best-fit. Replacement algorithms :are
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