Essence and value of local and global computer networks

The appearance of the first personal computers gave a huge impetus to the development of information technology, the development of which was followed with special attention and interest by a huge number of people around the world. Informatization is an impetuous and steady process, new computer technologies have entered and are forever strengthened in all spheres of society. They continue to develop to this day with the same rapid rate that sometimes people do not keep up with them. The relevance of this topic is justified by the fact that thanks to the introduction and distribution of global and local networks, people can communicate with each other, work, and spend their leisure time usefully. The aim of the work is to find out what is the essence of such networks, their history and development in society.