The same as viruses damage the human anatomy making it unable to do some jobs, your computer is damaged by computer viruses.
VIRUS stands from Vital Information Retrieval Under Siege.
The source of viruses can not be traced back again to one single computer or one single hacker viruses are now being released in to the Internet stream by a large number of unethical hackers each day. If your computer is exposed, they attach themselves to files in your computer and steer clear of their normal functionality.
Entry can be gained by them to floppy disks, the body through CDs, USB devices, a network and mostly the web.
Regardless of the operating system you use, viruses target your system though Windows is more prone to be attacked since it is the most used operating system in the world if it is perhaps not protected with a security system.
Viruses are of different kinds some can be self – duplicating and put on all program files preventing them from being opened and files can be just destroyed by others without your authorization.
If the body starts to perform slow and applications simply take too much time to open, you may consider that an indication that it is infested with viruses. The very best thing to do in case there is an infestation would be to set up an antivirus program and execute a complete disk scan for viruses. Nevertheless, the wisest choice could be to connect to the Web or even use your personal computer after installing a virus scanner to prevent unauthorized entrance.
Your computer can be attacked by viruses through any means. Consequently, it is better never to open attachments from unknown individuals as well as ones with dubious names. Even when you re communicating with people, you need to keep from clicking on links within the message. Where viruses can enter the body from there is a constant know.
There have been cases of viruses that have interfered with the regular scanning procedure for antivirus applications.
An average of, each time a virus infected application is opened, it replicates itself and attach with other application files in the same folder as well as in the same root.
There are multiple techniques after having a virus attack either scan the entire system with a virus scanner or restore your hard disk drive to an old state where you may lose some files to recover your system but your system will be definitely saved by you. Saving a back-up of important files onto an outside hard disk drive and USB drives really are a great method of protecting records.