Operating System (OS)
The term "operating system" means

a set of programs which controls computer working
the way a computer operator works
the way a floppy disk drive operates
None of these
conversion of high level language into machine code

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Operating System (OS)
Operating system

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

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