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Operating system is

  • A collection of hardware components
  • A collection of input output devices
  • A collection of software routines
  • All of above

Answer: Option C

Similar Questions :

1. Semaphores function is to

  • synchronize critical resources to prevent deadlock
  • synchronize processes for better CPU utilization
  • used for memory management
  • none of above

Answer: Option A

2. Four necessary conditions for deadlock are non pre-emption, circular wait, hold and wait and

  • mutual exclusion
  • race condition
  • buffer overflow
  • None of above

Answer: Option A

3. Which of the following does not interrupt an running process

  • A device
  • Timer
  • Schedular Process
  • Power failure

Answer: Option C

4. Which is non pre-emptive

  • Round robin
  • FIFO
  • MQS
  • MQSF

Answer: Option B

5. Disk scheduling includes deciding

  • which should be accessed next
  • order in which disk access requests must be serviced
  • the physical location of the file
  • the logical location of the file

Answer: Option B

Read more from - Operating System Questions Answers - Chapter 1