Action taken by the operating system when a page fault occur, Operating System

Q. Under what conditions do page faults occur? Explain the actions taken by the operating system when a page fault occurs.

Answer: A page fault take places when an access to a page that has not been brought into main memory takes place. The operating system authenticates the memory access aborting the program if it is invalid. If it is valid a free frame is located as well as I/O is requested to read the needed page into the free frame. Upon completion of I/O the process table as well as page table are updated and the instruction is restarted.

Posted Date: 7/29/2013 12:41:50 AM | Location : United States







Related Discussions:- Action taken by the operating system when a page fault occur, Assignment Help, Ask Question on Action taken by the operating system when a page fault occur, Get Answer, Expert's Help, Action taken by the operating system when a page fault occur Discussions

Write discussion on Action taken by the operating system when a page fault occur
Your posts are moderated
Related Questions
Q. Under what conditions do page faults occur? Explain the actions taken by the operating system when a page fault occurs. Answer: A page fault take places when an access to

Modern networks are not implemented as a single piece of software; that would render the task of dealing with multiple technologies and manufacturers virtually impossible. The solu

what are the design issues of network OS


Introduction of linux

#questionThe Fibonacci sequence is the series of numbers 0,1,1,2,3,5,8,… Formally, it can be expressed as: fib0 = 0 fib1 = 1 fibn = fib n-1 + fib n-2 Write a C program u

Explain the TlsSetValue (TLSindex, dataPtr)Function The TlsSetValue function  associates the  dataPtr passed as a parameter as local storage for the requesting thread. The asso

what do you mean by starvation?explain in detail

List and discuss the various services provided by the operating system. Program execution - system capability to load a program into memory and to run it. I/O operatio

When you turn in an assignment to be graded in this class, you are making the claim that you neither gave nor received assistance on the work you turned in (except, of course, assi