GK

1. Which of the following scheduling algorithms provide minimum average waiting time?
   (A) Round Robin (RR)
   (B) First come First Serve (FCFS)
   (C) Shortest Job First Scheduling
   (D) None of the above
   
   Answer

   (C) Shortest Job First Scheduling
2. Medium term scheduler is based on
   (A) Scroll in, Scroll out
   (B) Fetch in, Fetch out
   (C) Swap in, Swap out
   (D) None of the above
   
   Answer

   (C) Swap in, Swap out
3. A computer is restarted by restart button or by pressing the Combination of (Ctrl+Alt+Del). This type of booting is called
   (A) Cold Booting
   (B) Warm Booting
   (C) Both (A) and (B)
   (D) None of the above
   
   Answer

   (B) Warm Booting
4. Which of the following is a type of Semaphores?
   (A) Binary Semaphore
   (B) Counting Semaphore
   (C) Both(A) & (B)
   (D) None of the above
   
   Answer

   (C) Both(A) & (B)
5. ……. are required to complete a critical task within a guaranteed amount of time.
   (A) Real Time Operating Systems
   (B) Multi Tasking Operating Systems
   (C) Distributed Operating Systems
   (D) None of the above
   
   Answer

   (A) Real Time Operating Systems
6. Long Term Scheduler is a……
   (A) CPU scheduler
   (B) process swapping scheduler
   (C) job scheduler
   (D) None of the above
   
   Answer

   (C) job scheduler
7. …… is a way of processing data serially.
   (A) spooling
   (B) caching
   (C) Paging
   (D) All of  the above
   
   Answer

   (A) spooling
8. Which of the following is true for the algorithms for memory allocation?
   (A) First Fit
   (B) Best Fit
   (C) Worst Fit
   (D) All of  the above
   
   Answer

   (D) All of  the above
9. Which type of scheduler typically uses a FIFO or Priority queue?
   (A) Short Term Scheduler
   (B) Medium Term Scheduler
   (C) Long Term Scheduler
   (D) All of  the above
   
   Answer

   (A) Short Term Scheduler
10. Which of the following is a solution to fragmentation problem?
    (A) Thread
    (B) Kernel
    (C) Paging
    (D) All of the above
    
    Answer

    (C) Paging