Question Detail

Dirty bit is used to show

  • Page with corrupted data
  • Wrong page in memory
  • Page that is modified after being loaded in the cache memory
  • page that is less frequently accessed
Similar Questions :

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

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

2. Which operating system reacts in the actual time

  • Batch system
  • Quick response system
  • Real time system
  • Time sharing system

3. Daisy chain is a device for

  • connecting a number of controllers to a device
  • connecting a number of device to a controller
  • all of above
  • none of above

4. Banker's algorithm deals with

  • deadlock prevention
  • deadlock avoidance
  • deadlock recovery
  • mutual exclusion

5. In which scheduling policies, context switching never takes place

  • FCFS
  • round robin
  • Shortest job first
  • Pre-empitive
Read more from - Operating System Questions Answers - Chapter 1