Optical communication is a very efficient method for data transmission.

The efficiency of this machine is very high.

This information is transmitted wirelessly.

He transmitted the information via radio.

Please tell me the way to solve this problem.

We gathered all the data necessary for this project.

I was amazed at his extraordinary talent.

Please press this button in case of emergency.

It is a very beautiful view.

Data mining is the process of extracting useful information from a large amount of data.