Operating System (OS)
If you want to execute more than one program at a time, the systems software you are using must be capable of:

word processing
None of these
multitasking
compiling
virtual memory

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Operating System (OS)
Which of the following is true for machine language.

A sequence of instructions which, when followed properly, solves a problem
the language which communicates with the computer using only the binary digits 1 and 0.
None of these
Depicting flow of data in a system
Repeated execution of program segments

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