2. * Komunikasi data adalah transmisi data
elektronik melalui beberapa media.
* 1.transmisi data
* 2.kelemahan –kelemahan transmisi
* 3.one-way transmission/simplex
* 4.BOUDOT CODE
* 5.Mode transmisi paralel transmisi
* 6.pendektesian kesalahan
* 7.modem
* 8multiplexer (mux)
* 9.bentuk komunikasi data
* 10. realtime sistem
* 11.time sharing system
* 12.DDP
* 13.protocol
* 14.node
* 15.internet
* 16.FTP dan WWW
3. *
*LAN,local area network
*WAN,wide area network
*MAN,metropolitan area network
*SAN,storage area network
*WLAN,wireless local area network
*CAN,campus area network
*DAN,desk area network
*PAN,personal area network
4. *
*LAN (Local area network)
*MAN (Metropolitan area network)
*WAN (Wide area network)