MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

OPERATING SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What can be a cause of deleting files in your system?
A
Self-replicatingvirus
B
Systemrestore
C
Forget thelogin password
D
None of the above
Explanation: 

Detailed explanation-1: -The only items that will be deleted are the latest browser updates or a few drivers of new programs that were installed. Windows updates after the restore point will be affected by the change, and your system will go back to a previous version. Only the recently installed programs and drivers can be uninstalled.

Detailed explanation-2: -Old restore points no longer appear, but windows doesn’t get back the space that should be gained by deleting old restore points. Therefore the space available for new restore points becomes less and less even though old restore points are being deleted.

Detailed explanation-3: -It repairs the Windows environment by reverting back to the files and settings that were saved in the restore point. Note: It does not affect your personal data files on the computer. The utility creates restore points once a day by default.

Detailed explanation-4: -A system restore point is not a full backup. It does not affect user data or files. This means that a system restore point can be safely used by a user. A system restore will not delete personal files such as documents, pictures, music or videos.

Detailed explanation-5: -Can System restore remove viruses? No. In fact, to make sure that no virus is still residing on your computer you should first delete all system restore points and do a manual cleaning of the virus or let your antivirus software handle it if it can.

There is 1 question to complete.