The Internet is a global system of interconnected computer networks that use the Internet protocol suite to link devices worldwide. It allows for the transmission of data through packet switching using standardized communication protocols. Billions of people worldwide use the Internet for email, file sharing, accessing information on the World Wide Web, remote access, streaming media, leisure, marketing, shopping, and personalized advertising. However, some disadvantages include risks to personal privacy and security, easy access to pornography, and unsolicited bulk emails known as spam. Overall, the advantages of the Internet outweigh the disadvantages for most users.

1. THE INTERNET (CYBERSPACE)