Data Communication

Data Communication Basics

Fundamental concepts and principles

Signals

Analog and digital signals

Transmission Media

Guided and unguided media

Encoding

Data encoding techniques

Multiplexing

FDM, TDM, and WDM

Error Detection

Parity checks and CRC

Error Correction

Forward error correction

Data Link Control

Flow and error control

Multiple Access

CSMA, TDMA, FDMA

Wireless Communication

Wireless transmission