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Define FIFO Page Replacement Algorithm
This policy simply eliminates pages in the order they arrived in the main memory. By using this policy we simply remove a page based upon the time of its arrival in the memory. For instance if we comprise the reference string that is: 1, 2, 3, 4, 1, 2, 5, 1, 2, 3, 4, 5 and 3 frames (3 pages can be in memory at a time per process) after that we have 9 page faults as shown
examples of independent process
What is the exclusive feature of UNIX Shell is the exclusive feature of UNIX.
Unix process API The two most important function calls to use when programming with several processes are fork and exec: fork() creates a copy of current process. It gives
what topic i choose for os research proposal
What is an effector process? The effector process is a method that verifies itself.The effector process exists in particular criteria.
five major activities on file management in operating system.? Explain it.?
Determine an imperative statement Imperative statement points out an action to be carried out during execution of assembled program
How can the deadlock be prevented-Safe State Safe state : A state is safe if the system is able to allocate resources to each process in some order and still avoid deadlock.
What is an I/O subsystem? The control of devices connected to the computer is a main issue while designing operating systems. Since I/O devices differ widely in their function
how response times are reduced by allowing time sharing on top of multiprogramming
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