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How can the deadlock be prevented
Bankers algorithm: The Resource allocation graph algorithm isn't applicable to a resource allocation system with multiple instances of every resource type .This algorithm isn't as efficient as the above one .It's so called thus because this algorithm is used in banking system to ensure that the bank never allocated its available cash in such a way that it could no longer satisfy the needs of all its customer. In this algorithm there subsist matrices to hold the needed, available and allocated resources.
Explain internal fragmentation The Internal fragmentation signifies to the result of reserving a piece of space without ever intending to use it. This space is wasted that this
How is a process chosen for being swapped either in or out? Swap out: a. If the process is idle. b. If process has been in main memory for a long time.
Explain in detail about ipc in linux
what are the overall concepts of deadlock
Explain how protection is provided for the hardware resources by the operating system. Dual mode operation Sharing system resources needs operating system to make sure
Some people write custom memory allocators to meet their speci?c needs. Although this is not needed for most of the applications, it is also not uncommon. The goal, of course, is t
Determining the time quantum for a job is a critical task. Given the assumptions that the average switching time between processes is s, and the average amount of time an I/O bo
Define the properties operating systems: Batch :- Jobs with similar needs are batched together and run through the computer as a group by an operator or automatic job sequenc
Explain about paging? Answer: Paging is a memory-management scheme that permits the physical-address space of process to be noncontiguous. Paging avoids the considerable proble
The swapper work s on the biggest scheduling priority. Initially it will look for any sleeping process, if not get then it will see for the ready-to-run process for swapping. Bu
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