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Supervisor state is only allowed to ?

  • Utility Softwares
  • Application Softwares
  • Operating System
  • Guest User
Similar Questions :

1. Which scheduling policy is most suitable for time shared operating system ?

  • Shortest job first
  • FCFS
  • LCFS
  • Round robin

2. File record length

  • Should be chosen to match the data characteristics
  • should be fixed
  • should be variable
  • vary system to system

3. What is a page fault ?

  • is an spelling error in a page in memory
  • is a reference to a page which is in another program
  • is an access to a page not currently in memory
  • always occurs whenever a page is accessed

4. In which of the following usually a front end processor is used ?

  • Virtual storage
  • Timesharing
  • Multiprogamming
  • Multithreading

5. Which of following is not an advantage of multiprogramming ?

  • increased throughput
  • shorter response time
  • ability to assign priorities of jobs
  • decreased system overload
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