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Chapter 5 : COMMUNICATION SYSTEM AND COMPUTER NETWORK - Coggle Diagram
Chapter 5 : COMMUNICATION SYSTEM AND COMPUTER NETWORK
Process in which two or more computers or devices transfer data, instructions, and information
Successful communications
Sending device
initiates instruction to transmit data, instructions, or information
Communications device
connects the sending device to the
Communications channel
connects the communications channel to the receiving device
Receiving device
accepts transmission of data, instructions, or information
Uses of Computer Communications
Wireless Messaging Services
Global Positioning System (GPS)
Collaboration and Groupware
Voice Mail and Web Services
Networks Classifications
1.local area network (LAN)
metropolitan area network (MAN)
wide area network (WAN)
Network Architecture
Client/Server network
Peer-to-peer network
Internet peer-to-peer (P2P)
Network Topology
bus network
ring network
tar network
Network Communication Standards
Bluetooth
UWB, IrDA, RFID, WiMAX, and Wireless Applications Protocol (WAP)
Communication Devices
dial-up modem
ISDN and DSL modems
cable modem
wireless modem
network card
wireless access point
Router
hub or switch
Home Networks
Ethernet
Powerline cable
Phoneline
Physical Transmission Data
Twisted-pair cable
Coaxial cable
fiber-optic cable
Wirless Transmission Media
Infrared
Broadcast radio
Cellular Radio
Microwave
Communication Satellite