Diphtheria (dif-THEER-e-uh) is an infection of the lining of the upper respiratory tract (the nose and throat). It is a serious disease that can cause breathing difficulty and other complications, including death.
The Internet is not synonymous with World Wide Web. The Internet is a massive network of networks, a networking infrastructure. It connects millions of computers together globally, forming a network in which any computer can communicate with any other computer as long as they are both connected to the Internet.
What is a computer virus and what is a web scripting virus? A computer virus is a computer program that can replicate itself and spread to multiple computers. It is used to refer to malware, including adware and spyware programs. Malware includes Trojan horses, rootkits, and computer worms. A web scripting virus is a type computer security vulnerability through websites that breaches your web browser security. This allowes the attackers to inject client-side scripting into the web page.