Operating System (OS)
System maintenance:

None of these
always requires several programs
is necessary on all systems, regardless of how good
is usually not necessary
is not required if the system is well written

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Operating System (OS)
Which of the following functions is(are) performed by the loader

None of these
All of these
physically place the machine instructions and data into memory.
allocate space in memory for the programs and resolve symbolic references between object decks
adjust all address dependent locations, such as address constants, to correspond to the allocated space.

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