Operating System (OS)
The advantage(s) inherent to using high level languages is (are)

Fewer people, less management and shorter transition in learning time
All of these
A greater degree of machine independence
Improved debugging capability, and superior documentation
None of these

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Operating System (OS)
Backups should be done

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

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