Computer is a useful device for our life. It can be seen that computer is mostly used by many people all over the world. The services that it offers enable us to do our job easier and quicker. It becomes a device which cannot be separated from the human’s life.
Unfortunately, there are some cases which can make our computer to be not in a good condition. One of the serious problems which may happen is caused by viruses. A virus is a kind of software which may give threats or even destruction to our computer. This infection is really known by public and it becomes so annoying whenever our computer is infected by viruses. The infection may cause losing of data suddenly or even making our computer cannot be turned on or tuned off.
This virus is made by the irresponsible person or people who want to be famous or they just want to frank the other computer user. There are several viruses which are familiar among public, namely worm, Trojan, backdoor, spyware, rogue, root kit and also viruses in the cell phone. That kind of viruses then becomes a sickness for our computer. Therefore, we have to equip our computer with anti viruses which is up-to-date so that it can protect ours from the infection of the viruses.