Data Communication and Networking  ** Click on topic for details

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• Over view of Data Communication and Networking.

Physical layer

• Data, Signals and Transmission.​

• Transmission technique of digital signals.

• Transmission impairments.

• Data Rate limits.

• Analog Transmission.

• Analog to Analog Transmission.

• Transmission medium

Data link layer

• Protocols

• Physical Addressing.

• MAC

Network Layer

• logical Addressing.

• Routing Techniques.

Transport layer

• Process to Process Delivery, UDP, TCP

Application layer

• DNS

• WWW & HTTP

• Email, Telnet, FTP