Meaning of computer virus
Computer viruses are special programs which are written or created for the purpose of upsetting or destroying the performance of the computer systems. Here, every computer needs anti virus software capable of detecting these viruses and eliminating them from the computer systems. Computer viruses are spread through internet downloads as well as through opening of email or by downloading an attachment.
What is anti virus software?
Anti virus software is a written program specifically designed to detect the viruses and prevent them from damaging the computer systems.
The reasons for computer anti virus program
Anti Virus program is necessary to keep the computer systems and the network running effectively. A virus can cause great havoc on your computer, if, it is not detected. Anti virus program installed on your computer will keep it safe against viruses.
Computer viruses affect the speed and efficiency of your system thereby causing you longer time to complete a task. Some of these viruses are so destructive that the whole system can crash and stop working resulting in lost of data. If you need your computer to work efficiently and effectively for you, you should have installed computer antivirus software. Having a good anti virus program is not just enough, and to ensure that our computer is always safe, one needs to update regularly the virus protection software.
Computer viruses come in different forms. This make it difficult to find out which virus is causing a problem to our system. However, if a good anti virus software is installed you will be notified when a computer virus attacked your system. You should always scan your computer system with the scanning tools that comes with the software in order to clean and eliminate the virus before it causes any major problem.
Having installed antivirus software, you need to turn on the program to enable it detect any virus trying to enter through emails or when downloading files. Once, you have been notified of a virus, your anti virus software should guide you step by step towards removing the virus. It is also important that you must remove the virus completely before using the computer; otherwise, the virus may spread through emails sent to friends.
Finally, everyone who uses the computer must protect it against virus attack. If virus enters your computer system, all your personal data as well as business data would be lost. Also, you would have to invest thousands of dollars to repair the computer system to work efficiently as before the virus attack.