Operating System (OS)
Operating system

provides a layered, user-friendly interface
links a program with the subroutines it references
All of these
enables the programmer to draw a flowchart
None of these

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Operating System (OS)
Multiprogramming

allows multiple programs to reside in separate areas of core at the 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.
is a method of allocating processor time.

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