Operating System (OS)
GUI means

Geometric user interface
Geographic user interface
Graphical user interface
Graphic user interface

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Operating System (OS)
The FIFO algorithm

executes first the job that first entered the queue
executes first the job that last entered the queue
None of these
execute first the job that has been in the queue the longest
executes first the job with the least processor needs

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Operating System (OS)
Capacity planning

is independent of the operating system
does not depend on the monitoring tools available
None of these
requires detailed system performance information
is not needed in small installations

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