Operating System (OS)
In analyzing the compilation of PL/I program, the description "creation of more optimal matrix" is associated with

Code generation
Machine independent optimization
Assembly and output
Syntax analysis
None of these

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Operating System (OS)
Round-robin scheduling

is quite complex to implement
allows processor-bound tasks more time in the processor
allows interactive tasks quicker access to the processor
None of these
gives each task the same chance at the processor

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Operating System (OS)
The function(s) of the Storage Assignment is (are)

to assign storage to all variables referenced in the source program.
None of these
to assign storage to literals, and to ensure that the storage is allocate and appropriate locations are initialized.
to assign storage to all temporary locations that are necessary for intermediate results.
All of these

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