Operating System Questions Answers - Set 2

• 1. Distributed systems should ?

  1. high security
  2. have better resource sharing
  3. better system utilization
  4. low system overhead

  Answer And Explanation

  Answer: Option B

  Explanation:

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• 2. Disk scheduling involves deciding ?

  1. which disk should be accessed next
  2. the order in which disk access request should be made
  3. physical location of files
  4. type of disks a system should have

  Answer And Explanation

  Answer: Option B

  Explanation:

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• 3. If the CPU scheduling policy is FCFS, then what would be average waiting time ?

  1. 10 ms
  2. 10.8 ms
  3. 12 ms
  4. 12.8 ms

  Answer And Explanation

  Answer: Option D

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• 4. Memory protection is of no use in single user system.

  1. True
  2. False

  Answer And Explanation

  Answer: Option A

  Explanation:

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• 5. By which of following the problem of thrashing is significantly affected ?

  1. program size
  2. program structure
  3. primary storage
  4. secondary storage

  Answer And Explanation

  Answer: Option B

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• 6. Which type of software can be used to merge data of two files in one file ?

  1. System software
  2. Networking software
  3. Documenting software
  4. Utility Software

  Answer And Explanation

  Answer: Option D

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• 7. What is the name of values that are automatically provided by software to reduce keystrokes ?

  1. Data Values
  2. Default Values
  3. Defined Values
  4. Fixed Values

  Answer And Explanation

  Answer: Option B

  Explanation:

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