Operating System (OS)
Feed back queue

require manual intervention to implement properly
dispatch tasks according to execution characteristics
are very easy to implement
None of these
are used to favor real-time tasks

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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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