Transforms digital signals stored in the PC into analogue signals that can be transmitted over the phone lines or cable network
For real time conversations; you type your messages on the keyboard
Is a collection of files or pages containing connections to different documents on the Net
Is a system that allows people make voice calls via the Internet
Is utilized for the exchange of messages and attached files throughout the world.
Is a worldwide PC network made up of thousands networks connected together. All of these PCs communicate with one another; they share information, resources, and exchange data, and so on. To accomplish it they have to utilize the same language or protocol: TCP/IP (Transmission Control Protocol/Internet Protocol
Modem
Email or electronic mail
WWW
Internet telephone
Chat and instant messaging
The Internet
