COMPUTER NETWORKING

NETWORK SECURITY

FIREWALLS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What can a virus do to your computer?
A
Delete files
B
Cause inappropriate adverts to appear
C
Spy on what you are doing
D
Steal your infotrmation
Explanation: 

Detailed explanation-1: -A computer virus is a small software program that spreads from one computer to another and interferes with computer operation. A computer virus might corrupt or delete data on a computer, use an email program to spread the virus to other computers, or even delete everything on the hard disk.

Detailed explanation-2: -File deleting viruses are designed in such a way that they can automatically delete files on your computer system. This type of virus can delete system files as well as the stored data files of the computer.

Detailed explanation-3: -Delete: Completely removes the file from the computer, which is useful if you don’t want it anymore. As with any deleted file, a file that your antivirus program deletes is no longer visible and can’t be used. Clean: Removes the infection from the file but does not actually delete the file itself.

Detailed explanation-4: -Like the real thing, computer viruses replicate themselves, spreading through your operating system and network. At the same time, the virus is wreaking havoc: it can damage programs, delete files, and make devastating changes to your hard drive, all of which can result in reduced performance.

Detailed explanation-5: -Storage Sense in Windows 10 is a new feature. When you enable it, Windows will automatically delete unused files when the computer is low on disk space. For instance, it can automatically delete files older than 30 or 60 days from the Recycle Bin or delete temporary files to free up some space.

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