C Books Guide and List
C++ Books Guide and List
Best Java Books

3,749 questions

4,049 answers


10,705 users

Define Demand Paging, Page fault interrupt, and Trashing?

0 votes
asked by sara Guru (24,570 points)

1 Answer

0 votes
Demand Paging: Demand paging is the paging policy that a page is not read into memory until it is requested, that is, until there is a page fault on the page.

Page fault interrupt: A page fault interrupt occurs when a memory reference is made to a page that is not in memory.The present bit in the page table entry will be found to be off by the virtual memory hardware and it will signal an interrupt.

Trashing: The problem of many page faults occurring in a short time, called “page thrashing,”
answered by rajesh Guru (39,140 points)

Related questions

0 votes
1 answer 39 views
0 votes
1 answer 204 views
0 votes
1 answer 8 views
8 views asked by sara Guru (24,570 points)
0 votes
1 answer 38 views