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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. Which is single user operating system

  • MS-DOS
  • UNIX
  • XENIX
  • LINUX

Answer: Option A

2. A thread is

  • lightweight process where the context switching is low
  • lightweight process where the context swithching is high
  • used to speed up paging
  • used in dead locks

Answer: Option A

3. Main function of shared memory is:

  • to use primary memory efficently
  • to do intra process communication
  • to do inter process communication
  • none of above

Answer: Option C

4. Semophores are used to solve the problem of

  • race condition
  • process synchronization
  • mutual exclusion
  • belady problem

Answer: Option C

5. Size of virtual memory depends on

  • size of data bus
  • size of address bus
  • size of main memory
  • none of above

Answer: Option B

Read more from - Operating System Questions Answers - Chapter 1
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