Operating System MCQ part 6 || 126-150 important Questions and Answer

Operating System MCQ part 6

Operating System MCQ part 6 with question and answer. This article contains the 25 questions for practicing loksewa computer operator exam. Answer is given at the end of the page.

126. While working with MS-DOS which command is used to change the extension of all file names ending with .txt to doc?
a. Ren *.doc *.txt
b. Ren .txt .doc
c. Ren file.doc file.text
d. Ren a:*.doc *.doc


127. Booting means
a. Restarting computer
b. Installing program
c. Removing errors
d. Switch off


128. Booting means
a. Restarting computer
b. Installing program
c. Removing errors
d. Switch off computer


129. RD command are used to
a. Remove an empty directory
b. Remove non-empty directory
c. Remove directory including files
d. None of the above


130. When you open my computer on desktop you see the information of
a. Hard disk
b. CD
c. Removable disk
d. All of the above


131. ….is an intermediate storage for deleted files
a. My computer
b. My documents
c. Recycle bin
d. None of above


132. We can start the application from?
a. Log off
b. Network place
c. Recycle bin
d. Run


133. Which command is used to list out deleted files in DOS?
a. list
b. Undelete/list
c. Recover
d. All of the above


134. Which of the following is not process states?
a. New
b. Running
c. Ready
d. Finished


135. Which command is used to delete the directory and all of its contents in one step?
a. Deltree
b. CD
c. Rd
d. Dir *.*


136. What you type at the DOS command prompt to return back to windows?
a. Command
b. Exit
c. Quit
d. Return


137. What do you type at the DOS command prompt to return back to Windows
a. Command
b. Exit
c. Quit
d. Return


138. The question mark (?) indicates in file searching
a. A single character
b. A group of character
c. Questions
d. None of above


139. Save operation means
a. Put data into processor
b. Put data into internal memory
c. Put data into secondary storage
d. Put data into monitor


140. CAD software is most likely to be used by
a. Web designer
b. Engineers
c. Project Manager
d. Magazine Editor


141. A spooler is a
a. Location in memory that maintains the contents of documents until it prints out
b. Queue of print job that are waiting to print
c. Program that coordinates the print job that are waiting to process
d. Message sent from the printer to the operating system when a print job is completed


142. The problem with …file is that they slow your computer’s operation
a. Fragmented
b. Formatted
c. Program
d. All of above


143. User action such as keystroke or mouse click are referred to as
a. Interrupt
b. Tasks
c. Processes
d. Event


144. Which is not external command?
a. Doskey
b. Verify
c. Print
d. Find


145. What is the method of handling deadlocks?
a. Use a protocol to ensure that the system will never enter a deadlock state.
b. Allow the system to enter the deadlock state and then recover.
c. Pretend that deadlocks never occur in the system.
d. All of the Above


146. To delete a file without allowing it to store in recycle bin
a. Press Delete key
b. Press Shift + Delete key
c. Press Ctrl + Delete key
d. Press Alt + Delete key


147. Operating system is a ….
a. System software
b. Application software
c. Presentation software
d. Database software


148. To display a shortcut menu for an object you use
a. Click the object
b. Right click the object
c. Point the object and press Ctrl+P
d. Touch the object on the screen with your finger


149. Which of the following separates primary file and extension is
a. Dot
b. Period
c. Point
d. All of the above


150. In Microsoft windows, the graphical pattern on the desktop used as background for windows is
a. Icons
b. Wallpaper
c. Picture
d. Background

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Answers

Answers for Operating System MCQ part 6

126 – a127 – a128 – a129 – a130 – d
131 – c132 – d133 – b134 – d135 – a
136 – b137 – b138 – a139 – c140 – b
141 – c142 – a143 – d144 – b145 – d
146 – b147 – a148 – b149 – d150 – b

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