Intro to computer virus

Virus What is a Virus? The calculator computer virus is something that has been almost intimately as long as the Personal computer (PC) and sure enough since the advent of the affordable home computer, further what exactly is a virus? And how does it affect your PC? Is there any path to prevent your hard drive go infected and still where do they come from anyway? A virus is computer program, usu each(prenominal)y a very small program, that interferes with the fluid test of a computers operating system and hardware. Viruses are intentional to replica themselves and hide within your computer to avoid detection. In 1995 Ernst & group A; Young released a security comply that showed that 67% of all companies had virus attacks. That was a rise from 54% in 1994. The terms of each attack was estimated at $13, 000. The NSCA (National data processor Security Association) describe in January of 1997 that 200 macro viruses had been disc overed. 6 months later the m etre of macro viruses had risen by over 300%. At this stage it is estimated that 90% of all companies necessitate at to the lowest degree one macro virus resident somewhere in their computer systems. Types of Viruses Under the important heading of viruses are triple types of harmful computer programs, non all of which hide and replicate.

The starting signal of these is the trojan dollar programs, the name of which comes from the Grecian legend that told how Greek soldiers gained entry to the urban center of Troy in a giant, kettle of fish woody horse and thus captured the city, ending the Trojan War. though not technically a virus it is still stark and could stimulate pe rmanent damage to your operating system. A ! Trojan long horse program is a program disguised as a game, a utility or an application. When run, a Trojan sawbuck will do something devious to... If you want to captivate a full essay, order it on our website: OrderEssay.net

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