Operating System (OS)
The primary purpose of an operating system is:

To make computers easier to use
To keep systems programmers employed
To allow people to use the computer
To make the most efficient use of the computer hardware

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

None of these
physically place the machine instructions and data into memory.
All of these
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

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