However, while computer celibacy is safe, it is not for everyone. Just as it is impossible to simultaneously attempt natural pregnancy and avoid transmission of a sexually transmitted disease, computer celibacy is clearly impractical if you want someone else's file. Because the write-protect function is managed by software, it may be disabled by a virus. Detection Early detection is important and, fortunately, antivirus software can also act as a screening test. Unlike the complexities of screening for human viruses, there is little effort involved in producing an antivirus program capable of detecting every currently known virus.
Computer viruses can act in many different ways.
Clearly, it is essential that you always have the latest version of your antivirus software. Ingenious computer programmers are always designing new viruses. Luckily, those that can easily evade your antivirus defences are quite rare. A computer virus may be removed by either an antivirus program or by complete erasure of the infected storage medium. Appropriate treatment of a computer virus infection depends on the nature of the virus attack.