1. R.D.SIVAKUMAR, M.Sc.,M.Phil.,M.Tech.,
Assistant Professor of Computer Science &
Assistant Professor and Head, Department of M.Com.(CA),
Ayya Nadar Janaki Ammal College,
Sivakasi – 626 124.
Mobile: 099440-42243
e-mail : sivamsccsit@gmail.com
website: www.rdsivakumar.blogspot.in
Forms of Data Transmission
2. Forms of Data Transmission
Data is Transmitted in two forms
Analog Data
Transmission
• Transmission of data continuous waveform.
• Analog signals are sometimes encoded to represent binary data.
Digital Data
Transmission
• It is Widely used communication system in the world.
• The distinct electrical state of ‘on’ or ‘off’ is represented by 1 or 0.
• It is faster and more efficient than analog.