Thursday 16 June 2011

basic data communication

*Data - merupakan bahan mentah / maklumat yg belum di proses
/n computer system information menggunakan kod binary yang terdiri daripada 0 dan 1

*component data communication - sender
- receiver
- protocol - tatabahasa dan cara
- medium dan media - cara penghantaran
- message
- equiments

*element communication - privacy
- security
- performance
- realibility

*network topology



*type of network - LAN - local area network
- MAN - metropolitan area network
- WAN - Wild Area Network

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