Operating System (OS)
Which of the following scheduling objectives should be applied to the following: the system should admit jobs to create a mix that will keep most devices busy

to be fair
to balance resource utilization
to obey priorities
None of these
to be predictable

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

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

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