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

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

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Operating System (OS)
Data encryption

is mostly used by public networks
is mostly used by financial networks
None of these
cannot be used by private installations
is not necessary, since data cannot be intercepted

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