Q191. Which command is used to undelete a bunch of files with the extension .doc that you have just deleted?
a) Undelete
b) Undelete/all
c) Undelete *.doc
d) All of above
Answer : c
Q192. Which command is used to display the contents of the text file of DOS?
a) Copy con
b) Copy
c) Type.
d) Dir
Answer : c
Q193. In Windows, the start button is used to
a) Run applications
b) Device setting
c) Turn off the system
d) All of above
Answer : d
Q194. Which of the following is an essential file of an MS-DOS boot disk?
a) COMMAND.COM
b) START.COM
c) TREE.COM
d) VER.COM
Answer : a
Q195. Which one is true for unconditional disk formatting?
a) Destroys every byte of data on a disk by overwriting it with blank spaces
b) Do not check/scan surface after format
c) Transfer system files after format
d) All of above
Answer : a
Q196. Once a text has been cut to the clipboard, you can …..that text into another document
a) Paste
b) Copy
c) Transfer
d) None of the above
Answer : a
Q197. What is the function of the radio button?
a) To select multiple option
b) To select single option
c) To select all option
d) All of above
Answer : b
Q198. The Banker’s algorithm is used
a) to rectify deadlock
b) to detect deadlock
c) to prevent deadlock
d) to solve deadlock
Answer : c
Q199. The primary purpose of an operating system is:
a) To make the most efficient use of the computer hardware
b) To allow people to use the computer,
c) To keep systems programmers employed
d) To make computers easier to use
Answer : a
Q200. The primary purpose of an operating system is a …
a) To make the most efficient use of computer hardware
b) To allow people to use the computer
c) To keep system programmer employed
d) To make computer easier to use
Answer : a