RRB NTPC CBT I 12 Jan 2021 Shift 1 Paper

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Question : 61 of 100

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Which of the following options defines Operating System?

It is a set of programs used to convert high level language to low level language.
It is a set of programs that controls the way a computer works and runs other programs.
It is a software that is used to convert source program instructions to set programs.
It is the actual way of working on computers.

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