download Mastguru Android App

Question Detail

The LRU algorithm

  • pages out pages that have been used recently
  • pages out pages that have not been used recently
  • pages out pages that have been least used recently
  • pages out the first page in a given area

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. What is the name given to the values that are automatically provided by software to reduce keystrokes and improve a computer user's productivity?

  • Defined values
  • Fixed values
  • Default values
  • None of the above

Answer: Option C

3. Which is single user operating system

  • MS-DOS
  • UNIX
  • XENIX
  • LINUX

Answer: Option A

4. Which among following scheduling algorithms give minimum average waiting time

  • FCFS
  • SJF
  • Round robin
  • On priority

Answer: Option B

5. Reference bit is used for

  • Implementing LRU page replacement algorithm
  • Implementing NRU algorithm
  • To check the page table entry in the cache memory
  • none of above

Answer: Option B

Read more from - Operating System Questions Answers - Chapter 1
Post a comment

    Mastguru Youtube Channel

    Videos @mastguru

    Free useful videos - Subscribe Mastguru
     

    Get Free Current Affairs and Govt Jobs Alerts in your mailbox

    To Appreciate Our Effort, Please Like Us

    Quantitative Aptitude
    English Aptitude
    Reasoning Aptitude
    Computer Awareness
    General Knowledge
    Current Affairs
    IT Officer Aptitude
    Programming Aptitude
    Latest Govt Jobs