Operating System (OS)
In MS-DOS, relocatable object files and load modules have extensions

.DAS and .EXE, respectively
.COM and .OBJ, respectively
.EXE and .OBJ, respectively
.OBJ and .COM or .EXE, respectively
None of these

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Operating System (OS)
A page fault

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

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