The second half of the 20th century is the beginning of the information
revolution - the spread of computers and the Internet. Computers have
both pluses and minuses. Among the advantages that you can use your
computer to receive and process information, to use it as a typewriter,
mail, TV, etc. With the help of the Internet you can communicate with
anyone, wherever he was, and also offers a variety of services at home.
Sitting at a computer, you can request any information from different
fields, as well as R