Operating System (OS)
A page fault

occurs when a program accesses a page of memory
None of these
is an error is a specific page
is a reference to a page belonging to another program
is an access to a page not currently in memory

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
All of the following are task performed by the operating system except

Provides an interface for user to interact with computer
Controlling the access that application program has to the CPU
Performing housekeeping task like file compression and disk defragmentation
Managing hardware on the computer

ANSWER DOWNLOAD EXAMIANS APP