What is a Computer Virus?

 

A computer virus is a computer program that can copy itself and infect a computer.  A computer virus is a program that replicates.  A computer virus is often confused with a worm virus or trojan horse virus.  A computer virus is a small software program that attaches itself to a program or file.  A computer virus is a program that reproduces itself and its mission is to spread out. 

Generally, a computer virus will spread through the computer and sabotage the operating network including relevant files and folders.  Creating or sending a computer virus is often a crime.  Your first and best line of defense against any type of computer virus is a good, up-to-date antivirus program.  The best way to reduce the risk of getting a real computer virus is to practice  SAFE COMPUTING .  The computer virus may reduce security. 

The primary purpose of a computer virus is to reproduce itself as often as possible.  A computer virus can be a minor annoyance, or a major problem.  In addition to copying itself, a computer virus can also execute instructions that cause harm.  The Sunday NY Times quotes “sources” who say the plot to create a computer virus was hatched in 2007.  The origin may surprise you since the first computer virus was made in 1986, created by two Pakistani brothers. 

The first real computer virus was released by an employee of a company working on building ARPANET, the Internet’s ancestor.  It has five separate creatures that are fought, though it will only summon three of them per fight.  Sometimes you may notice a computer virus has infected your system.  The computer virus may reformat the hard disk.  The computer virus may install hidden programs, such as pirated software. 

A computer virus may also be transmitted through instant messaging.

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