Operating System (OS)
The disadvantages of "Compile and Go" loading scheme is (are):

it is necessary to retranslate the user's program deck every time it is run.
a portion of memory is wasted because the core occupied by the assembler is unavailable to the object program.
None of these
it is very difficult to handle multiple segments, especially if the source programs are in different languages, and to produce orderly modular programs.
All of these

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Operating System (OS)
Fork is

the creation of a new process
the creation of a new job
increasing the priority of a task
None of these
the dispatching of a task

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Operating System (OS)
Backups should be done

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

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