Operating System (OS)
A real time operating system is most likely to be used for which of the following task?

Managing the access to system files in a laptop computers
Controlling access to a shared printer in a network
Controlling the fuel injection system of an automobile engines
Ensuring that system clock works correctly on server

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Operating System (OS)
Swapping

allows each program in turn to use the memory
allows many programs to use memory simultaneously
does not work with overlaying
works best with many small partitions
None of these

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