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Contiguous allocation
The contiguous-allocation method needs each file to occupy a set of contiguous blocks of the disk. Disk addresses explain a linear ordering on the disk. Therefore the number of disks seeds needed for accessing contiguously allocated files is minimal. The IBM VM/CMS operating system uses contiguous allocation because it gives such good performance.
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 the difference between multiprocessing and multitasking? Multi programming means implementing more than one program but here whenever the processor is idle during execu
What are the different methods for handling deadlocks? Deadlock detection and recovery: Permit the system to enter a deadlock state, detect it and after that rec
Explain the Thread Local Storage (TLS) Windows NT provides unique functions for per-thread data management. Thread local storage (TLS) is a concept defined in NT so develope
define pipe
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Write a short note on PCB? Every process is represented in the operating system by a process control block also called a task control block. It contains more information regard
What are two differences among user-level threads and kernel-level threads? Under what circumstances is one type better than the other? (1) User-level threads are unknown by th
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