what is the internet

The internet is the tool that allows you to connect an endless number of devices through a global data network (the network of networks) in which all kinds of information can be shared, although its usefulness is unlimited, there are four types of fundamental uses for those that are characterized, among them are informative, communicational, commercial activities and entertainment.

In this article you will know everything that is behind this powerful tool, we will tell you what the internet is for , its benefits, how it works, advantages and disadvantages, the history of its emergence. Learn a little more about the fascinating world of the internet and make the best of it.

What is it for and what are the benefits of the internet?

Although it was previously considered as an optional tool, for many people today it is part of their lives, among the most common uses that are given to the internet is:

  • Search for varied information from books, medicines, recipes, magazines, tasks, executable programs, articles, guides and many more things.
  • Faithful and direct communication with other users through different existing programs.
  • Contact through social networks (Facebook, Instagram, Twitter, among others) where you can upload your own content which you want to share with other users.
  • Educational and research, many academic institutes have implemented the internet as a modern educational purpose through which they can receive classes, tutorials, courses and even take distance careers, there are many benefits that the implementation of these methods brings to both students as for teachers.
  • At commercial levels it has worked as an effective tool, making our lives much simpler and more organized, from financial transactions such as paying bills, viewing bank movements, deposits, transfers, to buying and selling products through specific networks.
  • At the work level it has been very useful for many people so you can search for a job through the internet, but even better there are many jobs that are done remotely or remotely from anywhere in the world and all this thanks to the internet.

Types of internet connections

  1. Analogue : it is also known as Dial Up and it works by calling a number through a conventional analog telephone line through a Modem installed in the computer or device to the Internet Service Provider (ISP). It is characterized by being a slow data connection and is not of very good quality, since the maximum speed of an analog connection does not exceed 56 K.
  2. ISDN : also known as “Integrated Services Digital Network” is a complex call processing system that allows voice and data to be transported at the same time and through the same digital channel. Using this technology through a network adapter, reliable connections at more than 64 Kbps can be achieved.
  3. Cable connection : uses a fiber optic cable as the data channel between the node connections, it can reach the place that is required directly through fiber optic (pure fiber optic connection) or through coaxial cable, one of the The greatest advantages of this type of connection are the speeds with which data can be uploaded and downloaded, however, its infrastructure has a fairly high cost.
  4. ADSL : uses the telephone line without interfering in any way with the fundamental telephone service of the same, its connection is made through an electronic device that takes advantage of the basic telephone line, the connection speed may vary in several countries.
  5. Via satellite : it is ideal for areas that are difficult to access or that do not have any type of basic telephone wiring and as its name refers to it is made through a satellite, its connection is not usually very fast since the signal must travel a good distance speed fluctuates between 490 to 512 kbps.
  6. Wireless connection : they do not use wiring or telephone lines, failing which the connection of nodes is made by electromagnetic waves (oscillating electric and magnetic fields) between the transmitter and receiver through network ports. They are classified according to the coverage in WPAN, WLAN, WMAN, WWAN.

Internet advantages

  • Quick and immediate access to any required information in just a few steps.
  • It allows you to distinguish and classify the content you are looking for, thus simplifying and providing better results.
  • Communicate borders, explore cultures and traditions allowing to share thoughts and ideologies in a better way.
  • It allows you to stay connected from anywhere in the world with other users.
  • Work from the comfort of your home or office without just a data connection.
  • Prepare academically in a distant way.

Disadvantages of the internet

  • Unreliable information sources.
  • Strong threats to private security.
  • Piracy and privacy violations.
  • In many cases dependency and addiction are created.
  • Personal and private content can be exposed to the general public in an unauthorized way.
  • Helps weaken family communication.

What are the different types of Internet use


If the internet stands out in something, it is because of the wide informative content that is available to it, through its different search engines you can find any amount of material that is required at a digital level. It is the largest collection of information that could exist today, in it you can investigate, study and learn everything you need through an electronic device or device. To name a few of them:


In this sense, it has transcended borders, who would have imagined that it would overcome a huge gap in telephone communication. Through the internet you can connect with other users anywhere in the world through services such as Facebook, Skype, WhatsApp, Telegram, among many more, instantly and in real time, even including videos in the communication.


It is part of a wide list of businesses in the labor market, from well-known banks to minority manufacturers make use of the internet to offer their products to the general public, more than a luxury it is a need with which large costs can be reduced at the level operational.


If you want to get out of the routine a little, what better way to do it enjoying your free time with everything you like to do, through the internet you will have access to a wide variety of audiovisual content, so you can read books, news, magazines, listen to music, watch movies or videos or even if you like the adrenaline and fun of a video game, among many other options.

The brief history behind the internet

Its development began at the end of the 1960s in a recognized project carried out by the Department of Defense of the United States called ARPANET (Advanced Research Projects Agency Network) that translates into Spanish (Network of the Agency of Advanced Research Projects) , which had more than 200 specialized scientists and had a large amount of financial resources; Its purpose was to interconnect through a computer network different academic and state institutions.

By the beginning of the 70s, the project had already advanced with great successes, with more than 23 points connected to each other in different parts of the country. The communication base with which the connections were implemented were given under the NCP protocol (Network Control Program) and between the years 1970 to 1980 other networks were created under the same communication, some of them Telenet, Usenet, Bitnet and Eunet, However, it was not until the early 80s that the well-known TCP / IP protocol was adopted under the Internet network (International Red) which would allow the network to spread and grow even more around the world at the scale known today. .

Internet conclusion

The internet is an indispensable tool today and the change it has produced in societies is remarkable, it has unquestionably transformed the lifestyle of many people, for better or for worse it is present in almost all actions that surround our day to day. day, for this and many other reasons you must be aware and use it correctly.

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Dr. Samantha Robson ( CRN: 0510146-5) is a nutritionist and website content reviewer related to her area of ​​expertise. With a postgraduate degree in Nutrition from The University of Arizona, she is a specialist in Sports Nutrition from Oxford University and is also a member of the International Society of Sports Nutrition.

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