Internet is a worldwide network that connects computers and allows them to share digital information. It uses TCP/IP protocols to exchange information between interconnected computers. The Internet provides several applications like online chatting, newsgroups, email, e-commerce, access to information, and employment opportunities. To access the Internet, a user needs a computer, modem, antivirus software, speaker/microphone, an Internet service provider account. Search engines like Google help users find information stored on websites. Email allows quick and low-cost communication between users anywhere in the world. Creating an email account involves signing up on an email provider website and filling in personal details.