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

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
Managing the access to system files in a laptop computers

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Operating System (OS)
Multiprogramming systems:

None of these
are used only on large mainframe computers
execute each job faster
are easier to develop than single programming system
execute more jobs in the same time period

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Operating System (OS)
A page fault

occurs when a program accesses a page of memory
None of these
is a reference to a page belonging to another program
is an error is a specific page
is an access to a page not currently in memory

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