Computer/Operating System MCQ Set 21 MCQs :- multiple choice questions and answers. e.g Computer MCQS,Computer Mock Tests , Computer Practice Papers ,Computer Sample Test,Computer Sample questions

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Question 1: The file once created can not be changed is called _____

immutable file

mutex file

mutable file

None of the mentioned

Total MCQS Questions are 50 in this paper Operating System MCQ Set 21
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