Operating System MCQ part 8 || 176-200 important Questions and Answer

Operating System MCQ part 8 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.

176. Which of the following is default location of saving and opening file?
a) Desktop
b) My computer
c) My documents
d) All of above

177. By default we can save the file in
a) Desktop
b) Recycle bin
c) My document
d) My computer

178. ____ is the operating systems File and folder Manager
a) Windows Explorer
b) Windows Control Panel
c) My Computer
d) My Documents

179. It is used to explorer the contents of computer, drives as well as manage files
a) Control Panel
b) My Document
c) My Computer
d) My Network Place

180. The necessary conditions needed before deadlock can occur?
a) No Mutual Exclusion, Hold and wait, Preemption, Circular Wait
b) Mutual Exclusion, No Hold and wait, Preemption, Circular Wait
c) Mutual Exclusion, Hold and wait, No Preemption, Circular Wait
d) Mutual Exclusion, Hold and wait, Preemption, No Circular Wait

181. The OS used to operate the mobile phone is a
a) Smart card OS
b) Embedded OS
c) Multiuser OS
d) None of above

182. UNIX operating system is a(n)
a) Time sharing operating system
b) Multi-user operating system
c) Multi-tasking operating system
d) All of the above

183. The ability of an operating system to control the activities of multiple program at the same time is
called
a) Multitasking
b) Multiprocessing
c) Multioperating
d) Multipaging

184. The OS used to operate the mobile phone is a
a) Smart card OS
b) Embedded OS
c) Multi user OS
d) None of above

185. Unix Operating System is an
a) Multi User Operating System
b) Time Sharing Operating System
c) Multi Tasking Operating System
d) All the Above

186. ….is used in operating system to separate mechanism from policy
a) Single level implementation
b) Two level implementation
c) Multi level implementation
d) None

187. ______ is used in operating system to separate mechanism from policy
a) Single level implementation
b) Two level implementation
c) Multi level implementation
d) None

188. Essential files of MS DOS are
a) Command.com
b) Io.sys
c) Msdos.sys
d) All of above

189. Which Operating System doesn’t support long file names?
a) OS/2
b) Windows 95
c) MS-DOS
d) Windows NT

190. We need system files to run
a) MS Word
b) MS Excel
c) MS Dos
d) MS Access

191. What is the function of folder?
a) Save files
b) Delete files
c) Move files
d) All of the above

192. Which command is used to open the directory?
a) Open
b) Chdir
c) Move
d) All of above

193. Which button might you find in a windows title bar?
a) Close button
b) Maximize button
c) Minimize button
d) All of the above

194. Press the ….button to have the window fill the entire screen
a) Close
b) Maximize
c) Minimize
d) none of the above

195. Which windows features can be accessed from the start menu?
a) Help
b) Windows Explorer
c) Microsoft Network
d) All of above

196. … are list of commands that appear on the screen
a) GUIS
b) Icons
c) Menus
d) Windows

197. The box on …. that allows you to choose where to go and is located below the standard toolbar
a) System menu
b) Address bar
c) Menu bar
d) None of these

198. A …. is a set of computer instructions that carry out a task on the computer
a) Program
b) Database
c) Memory files
d) None of the above

199. Which command is used to copy system files?
a) Sys
b) Command
c) MD
d) Move

200. To make file in MS Dos we need command
a) Copy
b) Copy con
c) MD
d) Make File

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