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Computer Fundamentals · Q55

Operating System

Computer Related · Computer Fundamentals · question 55

Q55

A page fault occurs when

A.
the Deadlock happens
B.
the Segmentation starts
C.
the page is found in the memory
D.
the page is not found in the memory
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
An interrupt that occurs when a program requests data that is not currently in real memory. The interrupt triggers the operating system to fetch the data from a virtual memory and load it into RAM. An invalid page fault or page fault error occurs when the operating system cannot find the data in virtual memory.