1. NETWORK
1.1. Network Topology
1.1.1. Bus
1.1.2. Ring
1.1.3. Star
1.2. Classification of Network
1.2.1. LAN
1.2.1.1. PAN
1.2.1.2. HAN
1.2.2. MAN
1.2.2.1. CAN
1.2.3. WAN
1.2.3.1. EPN
1.2.3.2. VPN
2. INTERNET
2.1. Internet Connection
2.1.1. Dial-Up
2.1.1.1. Dial-Up/Conventional
2.1.1.2. ISDN
2.1.2. Direct
2.1.2.1. DSL
2.1.2.2. Cable Modem
2.1.2.3. Fixed Wireless
2.1.2.4. Wi-Fi
2.1.2.5. Satellite Internet Services
2.1.2.6. Cellular Radio Network
2.1.2.7. FTTP/BoF
2.2. Access Provider
2.2.1. ISP
2.2.1.1. New node
2.2.2. OSP
2.2.3. WISP
2.3. Internet Services
2.3.1. E-Mail
2.3.2. Mailing List
2.3.3. IM
2.3.4. Chat
2.3.5. VoIP
2.3.6. FTP
2.3.7. Telnet
3. WORLD WIDE WEB
3.1. Web page
3.1.1. Static
3.1.2. Dynamic
3.2. Web site
3.2.1. Portal
3.2.2. News
3.2.3. Informational
3.2.4. New node
3.2.5. Business/Marketing
3.2.6. Blog
3.2.7. Wiki
3.2.8. Online Social Network
3.2.9. Educational
3.2.10. Entertainment
3.2.11. Advocacy
3.2.12. Web Application
3.2.13. Content Aggregator
3.2.14. Personal
3.3. Web browser
3.3.1. Mozilla Firefox
3.3.2. Safari
3.3.3. Opera
3.4. Ways of Navigating
3.4.1. Hypertext
3.4.2. Hypermedia
3.5. Ways of Info. Searching
3.5.1. Search Engine
3.5.2. Subject Directory