Operating System (OS)
Multiprogramming

allows multiple programs to reside in separate areas of core at the time.
is a method of allocating processor time.
None of these
consists of those addresses that may be generated by a processor during execution of a computation.
is a method of memory allocation by which the program is subdivided into equal portions, or pages and core is subdivided into equal portions or blocks.

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Operating System (OS)
File record length

Should always be variable
depends upon the size of the file
should be chosen to match the data characteristics
None of these
should always be fixed

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