The full form of the virus is Vital Information Resources Under Seize. This virus is different from the biological virus. It affects the computer without the knowledge of the user. It is basically a piece of code or a computer program which can load over your computer on its own. Just like biological viruses, this virus also has the ability to replicate on its own and affect the whole system. It has the ability to affect the data files, hard drive, the speed of the computer and much more once the replication is successful. This article is to just about the full form of virus, but a lot more than that.
Unlike a biological virus, these viruses are the only man-made. These are man-made programs which are in general written in order to access private or personal information, manipulate or corrupt data without the knowledge of the user. One of the ways, one can identify that their computer is affected by a virus is when they experience numerous messages on the computer screen.
These viruses, have the capability to insert themselves into the user’s program and then spread when the program is executed. These viruses are known for causing damages worth billions every year. One of the most prone systems, are the systems running on windows.
In order to prevent the harm caused by these viruses, many anti-virus programs have been made.
Types of Computer Viruses
There are different types of computer viruses. They have different effects on the computer. Below is a list of few common computer viruses,
- Program viruses
- Macro viruses
- Stealth viruses
- Polymorphic viruses
- Boot sector viruses
- Resident viruses
- Macro viruses
- File infector viruses
- Active X viruses
- Multipartite viruses
Adverse effects of computer viruses
- They have the ability to corrupt the computer files
- They can steal personal or sensitive information, which can cause loss to the user
- They can alter the power rating of the computer, which may lead to a blast
- They can damage the boot section of the computer’s hardware
- They frequently show irrelevant and annoying pop-up messages on the screen
- They have the ability to slow down the speed of your computer
Other than viruses, there is malware that can affect and cause damage to the computer. Below is a list of malware,
- Computer Worms
- Spam virusTrojan horse