Data communication deals with means and
methods of data transfer from one location to
It is the exchange of data between two
devices via some form of transmission
Basic Communication Model
Data Vs Information
Data is a collection of facts- unorganized but
can be organized into useful information. It is
a raw material.
Information is data arranged in an order and
form that is useful to people who receive it.
Data Processing is a series
What is data structure?
A data structure is a way of organizing data that considers not only the items stored, but also
their relationship to each other. Advance knowledge about the relationship between data items allows
designing of eff