Computer Operating System MCQ Questions and Answers for beginners, School, Interview and Competitive Exams. Mock test for free online practice.
Number of Questions : 20
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Click on Respective Set for practice Question of Operating System
Questions No – 1 to 25 : Set Number 1
Questions No – 26 to 50 : Set Number 2
Questions No – 1 to 51 : Set Number 3
Questions No – 76 to 100 : Set Number 4