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Computer Aptitude

OPERATING SYSTEM MCQs

Total Questions : 622 | Page 8 of 63 pages
Question 71. ....... is the layer of a computer system between the hardware and the user program
  1.    Operating environment
  2.    Operating system
  3.    System environment
  4.    None of these
 Discuss Question
Answer: Option B. -> Operating system
Question 72. Which is the layer of a computer system between the hardware and the user program
  1.    Operating environment
  2.    Operating system
  3.    System environment
  4.    None
 Discuss Question
Answer: Option B. -> Operating system
Question 73. When you start up the computer the boot up storage at which the BIOS versions manufacturer and data are displayed on the monitor is called
  1.    Bootstrap
  2.    Power on self test (POST)
  3.    System configuration
  4.    Kernel loading
 Discuss Question
Answer: Option B. -> Power on self test (POST)
Question 74. The operating system is the most common type of ...... Software
  1.    Communication
  2.    Application
  3.    System
  4.    Word processing software
 Discuss Question
Answer: Option C. -> System
Question 75. Which of the following is/are external commands?
  1.    Edit
  2.    Label
  3.    Sys
  4.    All of above
 Discuss Question
Answer: Option D. -> All of above
Question 76. Which is not an external command?
  1.    Edit
  2.    XCOPY
  3.    Sys
  4.    None of the above
 Discuss Question
Answer: Option D. -> None of the above
Question 77. Which of the following is not essential to shut down your computer?
  1.    Save all opened files
  2.    Close all running applications
  3.    Switch off monitor
  4.    Cut off the power supply
 Discuss Question
Answer: Option C. -> Switch off monitor
Question 78. What is Dr. Watson?
  1.    IT Expert
  2.    Diagnosis tool
  3.    Surgeon
  4.    None
 Discuss Question
Answer: Option B. -> Diagnosis tool
Question 79. You can move a window to a different position on your screen by dragging it by its
  1.    Move handle
  2.    Tail
  3.    Status bar
  4.    Title bar
 Discuss Question
Answer: Option A. -> Move handle
Question 80. A bar that inform you the available options in your computer, opened applications, background running applications and can be used to switch between applications quickly is
  1.    Menu bar
  2.    Tool bar
  3.    Status bar
  4.    Task bar
 Discuss Question
Answer: Option D. -> Task bar

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