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

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

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Operating System (OS)
Seeks analysis

None of these
is used for analyzing paging problems
is used for analyzing control-unit busy problems
is only shown on real-time displays
is used for analyzing device busy problems

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Operating System (OS)
Operating system

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

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