What is telecommunication?

-->It's refer to communication over a long distance. ( tele = far off)
-->It's accurate definition is to transfer data of communication from a transmitter to a receiver across a distance.

-->All the data/code represented by some form of electromagnetic energy (electricity, radio waves, lights) and transmitted through medium(wire, cable & atmosphere).

There are also have SIX important elements:
1. People, of course. The most important one.
2. Procedure
3. Data/information
4. Hardware, is a physical objects.
5. Software, which normally access by us. Sure it's also a system software and application software.
6. Communications/connectivity


So, telecommunication is used to communicate.