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Q. What is Multiprogramming?
Multiprogramming
Q. Error detection in operating system? Error detection- Error detection take places at both the hardware and software levels. At the hardware level every data transfers must b
justify the role played by the operating system in managing the process to avoid deadlock
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
Define ‘LRU’ page replacement policy LRU is Least Recently Used page replacement policy.
Ask questiWhat is dispatcheron #Minimum 100 words accepted#
define semaphore. how can we use semaphore to deal with n-process critical section problem.
Hashed page table method A general approach for managing address spaces larger than 32 bits is to use a hashed page table with the hash values being the virtual-page number.
Explain in detail about ipc in linux
What are the disadvantages of swapping technique used in pre-3BSD UNIX systems? If there is excessively much memory contention, processes are swapped out until sufficient
Explain the concept of Reentrancy? It is a useful, memory-saving method for multiprogrammed timesharing systems. A Reentrant Procedure is one in which many users can share a si
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