Computer Quiz : Operating System Set – 13

Dear Aspirants,
Welcome to Online Computer Quiz in Affairscloud.com. Here we are providing sample questions in Operating System. It will be useful for all SBI/IBPS/LIC exams and other competitive exams. We have also included some important questions that are repeatedly asked in previous exams.

1. Which of the following is used to Open Windows Mobility Center?
   A. Windows Logo Key + P
   B. Windows Logo Key + G
   C. Windows Logo Key + U
   D. Windows Logo Key + X
   E. None of these
   
   Answer

   D. Windows Logo Key + X
   
   
2. Which of the following is used to Open Ease of Access Center?
   A. Windows Logo Key + P
   B. Windows Logo Key + G
   C. Windows Logo Key + U
   D. Windows Logo Key + X
   E. None of these
   
   Answer

   C. Windows Logo Key + U
   
   
3. Which of the following is used to cycle through programs on the taskbar?
   A. Windows Logo Key + P
   B. Windows Logo Key + G
   C. Windows Logo Key + U
   D. Windows Logo Key + X
   E. Windows Logo Key + T
   
   Answer

   E. Windows Logo Key + T
   
   
4. Which of the following is used to start a new instance of the program pinned to the taskbar in the position indicated by the number?
   A. AltGr + Windows Logo Key + Number
   B. Shift + Windows Logo Key + Number
   C. Alt + Windows Logo Key + Number
   D. Tab + Windows Logo Key + Number
   E. Ctrl+ Windows Logo Key + Number
   
   Answer

   B. Shift + Windows Logo Key + Number 
   
   
5. PLTR stands for?
   A. Page Table Length Register
   B. Page Table Load Register
   C. Page Turn Length Register
   D. Page Turn Load Register
   E. Page Table Load Register
   
   Answer

   A. Page Table Length Register
   
   
6. Which of the following is used to switch to the last active window of the program pinned to the taskbar in the position indicated by the number?
   A. AltGr + Windows Logo Key + Number
   B. Shift + Windows Logo Key + Number
   C. Alt + Windows Logo Key + Number
   D. Tab + Windows Logo Key + Number
   E. Ctrl+ Windows Logo Key + Number
   
   Answer

   E. Ctrl+ Windows Logo Key + Number
   
   
7. Which of the following is used to open the Jump List for the program pinned to the taskbar in the position indicated by the number?
   A. AltGr + Windows Logo Key + Number
   B. Shift + Windows Logo Key + Number
   C. Alt + Windows Logo Key + Number
   D. Tab + Windows Logo Key + Number
   E. Ctrl+ Windows Logo Key + Number
   
   Answer

   C. Alt + Windows Logo Key + Number
   
   
8. Virtual memory is commonly implemented by?
   A. Prevention
   B. Dead Lock
   C. Demand Paging
   D. Avoidance
   E. None of these
   
   Answer

   C. Demand Paging
   
   
9. Which of the following is a major problem with priority scheduling?
   A. Definite blocking
   B. Starvation
   C. Low priority
   D. Interrupt
   E. None of these
   
   Answer

   B. Starvation
   
   
10. Shell is the exclusive feature of _______
    A. UNIX
    B. DOS
    C. System software
    D. Application software
    E. None of these
    
    Answer

    A. UNIX