(A) Programmer
(B) Operating system
(C) Shell
(D) Kernel
Tag: Operating System Mcqs with Answers PDF
In __ page replace algorithm we will replace the page that has not been used for the longest period of time.
(A) Least frequently used
(B) Counter based
(C) LRU
(D) FIFO
If a process continues to fault, replacing pages for which it then faults and brings back in right away. This high paging activity is called?
(A) Page fault
(B) Thrashing
(C) CPU Utilization
(D) Paging
Wrong use of wait and signal operations can cause __ problem.
(A) Deadlock
(B) Bounded waiting
(C) Mutual exclusion
(D) All of the above
Which part of the computer system helps in managing the file and memory management system?
(A) Device drivers
(B) Operating system
(C) Application software
(D) Hardware
__ method requires each file to occupy a set of contiguous blocks on the disk.
(A) Linked allocation
(B) Indexed allocation
(C) Contiguous allocation
(D) None of the above
When a __ link is created a directory entry for the existing file is created.
(A) Hard
(B) Soft
(C) Hard or Soft
(D) None of the above
__ is a way to establish a connection between the file to be shared and the directory entries of the users who want to have aces to this file.
(A) Directory
(B) Common group
(C) Access permission
(D) Link