From a technical point of view, a wireless LAN that can use information and communication technology has been

developed and the information can be used easily.

The price of the computer is very low.

Therefore, it became easy to see.

Fusion of media - Mobile phone in hand (phone, camera, text)

It is now possible to communicate in both directions, not just receive.

Internet information technology can be delivered in real time, and big data can be manipulated.

It is now the era of the fourth industrial revolution beyond the smart era.

We have no choice but to follow technology-driven society.

It is evident that the change is not visible, but happens.

Information infrastructure can enhance the competitiveness of cities and countries.

In Korea, it is utilized, but the use in the young side is least or misused.

The product worn out or worn out. Information is non-consuming.

Because it becomes an infinite copy, even if it makes one well, there are many originals and it is helpful.

Programs in computers and phones are products of the tertiary industry.