Operating system/Operating Systems MCQs MCQs :- multiple choice questions and answers. e.g Operating system MCQS,Operating system Mock Tests , Operating system Practice Papers ,Operating system Sample Test,Operating system Sample questions

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Question 1: Supervisor call :-

is a call made by the supervisor of the system

is a call with a control functions

are pixilated calls that are used to perform resource management functions

in a call made by someone working in root directory

Total MCQS Questions are 99 in this paper Operating Systems MCQs
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