Computer Mcqs – Online Test Preparation #1 – Jobs680

Welcome to Computer Science Past Paper MCQs Test Preparation Series. This is the first part of Computer series. We are presenting you Computer MCQs Quizzes questions from FIA, NTS, PTS, OTS, CTSP, CTS, Virtual University, FPSC Jobs, PPSC Jobs, KPPSC Jobs, SPSC Jobs, BPSC Jobs, AJKPSC Jobs, Pak Army, Pakistan Navy, PAF ( Pakistan Air force) and ISSB Past Papers. We know that every Candidate tries his best to obtain maximum marks In written Test. JOBS680 helps you to achieve your goal of getting good Marks in your job test.

Computer Questions Online Preparation Instructions:

  1. This Computer online Quizzes Preparation test consists of 20 questions of Computer Science.
  2. Don’t forget to “Finish” to check your Computer MCQs preparation result and acquired marks and percentage.
  3. Practice this test at least 2 times if you want to get High Marks in Computer test.
  4. If you found any incorrect answer in these quizzes. Simply touch on the quiz title and comment below on that mcqs. So that JOBS680’s team can update the incorrect answer on time.



#1. What is the operating system?

#2. What is the main function of command translator?

#3. In the operating system, which of the following is the CPU scheduling algorithm?

#4. For accessing operating system services, the interface provides ___________

#5. CPU scheduling is the basis of ___________?

#6. Which of the following is not true?

#7. Which of the following errors will the operating system handle?

#8. Where is the operating system stored in memory?

#9. If an operation fails, most operating systems write error information as _______?

#10. Which of the following is not a real time operating system?

#11. What's in OS X?

#12. In an operating system, each process has its own __________?

#13. In a time share operating system, when a time slot assigned to a process is reached, does the process change from the current state?

#14. Cascading termination refers to the termination of all child processing if the parent process is terminated?

#15. When a process is in "Blocked" state waiting for some I/O service. When the service is completed, it goes to __________?3

#16. Temporary operating system code is a code that _____________?

#17. The part of the process scheduler in the operating system that sends the process is related to ________?

#18. The part of the process scheduler in the operating system that sends the process is related to ________?

#19. The FCFS algorithm is particularly troubling for ____________?

#20. For an efficient operating system, when to check for a breakdown?


If you want to get More Numbers in any exam on merit basis or want get selection you must prepare for the test over here in It is most important website to increase your basic and advance Computer knowledge to get high marks in job’s test and all the testing Services exams in Pakistan.

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