Communications and networks

by bigzaa littlebig

1. Uses of Computer Communications

1.1. Blogs

1.2. Chat rooms

1.3. E-mail

1.4. Fax

1.5. FTP

1.6. Instant messaging

1.7. Internet

1.8. Newsgroups

1.9. RSS

1.10. Video conferencing

1.11. VoIP

1.12. Web

1.13. Web 2.0

1.14. Web folders

1.15. Wikis

2. Networks

2.1. Advantages of a network

2.1.1. Facilitating communications

2.1.2. Sharing hardware

2.1.3. Sharing data and information

2.1.4. Sharing software

2.1.5. Transferring funds

2.2. local area network (LAN)

2.3. wireless LAN (WLAN)

2.4. wide area network (WAN)

3. Network Communications Standards

3.1. Ethernet

3.2. Tokenring

3.3. TCP/IP

3.4. Wi-Fi

3.5. Bluetooth

3.6. UWB

3.7. IrDA

3.8. RFID

3.9. WiMAX

3.10. WAP

4. Communications software

4.1. Help users establish a connection to another computer or network

4.2. Manage the transmission of data, instructions,and information

4.3. Provide an interface for users to communicate with one another

5. Communications Over the Telephone Network

5.1. Dial?up lines

5.2. Dedicated line

5.3. ISDN line

5.4. DSL

5.5. FTTP

5.6. T?carrier line

5.7. ATM

6. Communications Devices

6.1. dial?up modem

6.2. digital modem

6.3. wireless modem

6.4. network card

6.5. wireless access point

6.6. router

6.7. hub or switch

7. Home Networks

7.1. wired home networks

7.1.1. Ethernet

7.1.2. Powerline

7.1.3. cablePhoneline

8. Communications Channel

8.1. bandwidth

8.2. Latency

8.3. Transmission media

8.4. Broadband

9. Physical Transmission Media

9.1. Twisted-pair cable

9.2. Fiber-optic cable

9.3. Coaxial cable

10. Wireless Transmission Media

10.1. Cellular radio

10.2. Microwaves

10.3. communications satellite