Operating System (OS)
Non-modifiable procedures are called

serially usable procedures
None of these
concurrent procedures
topdown procedures
reentrant procedures

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

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

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Operating System (OS)
The function(s) of file system is (are):

to provide security against loss of information due to system failure
None of these
to provide complete file naming freedom to the users and to permit controlled sharing of files
All of these
to provide for long and short term storage of files with appropriate economic tradeoffs.

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