Operating System (OS)
To change the screen saver you can go from

Both of Above
None of These
Control panel display
Right click in desktop and properties

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Operating System (OS)
Backups should be done

None of these
as several incrementals, followed by an image copy
weekly for most installations
as several image copies, followed by an incremental
daily for most installations

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Operating System (OS)
A spooler is a

Message sent from the printer to the operating system when a print job is completed
Location in memory that maintains the contents of documents until it prints
Program that coordinates the print job that are waiting to process
Queue of print job that are waiting to print

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