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Before the internet, if you wanted to solve a doubt you had two options: research in books or encyclopedias, or turn to other people. Google and Wikipedia were unknown terms. Those who already had a computer could also make use of the disks of Encarta
Some means of communication were mail, radio, telegraph, black and white television and later fax. A faster way to communicate at that time was the telegraph, in addition to the radio being very listened to as it provided listeners with day to day information.
When there was nothing to do, we had to find something semi-productive to do. In other words, when there were no friends to hang out with or no fun places to go, we were forced to do things like read, write, paint, exercise and other productive things.
From 1928 to 1934 televisions were radios with an add-on consisting of a neon tube behind a Nipkow disc capable of producing an image the size of a postage stamp and a lens capable of enlarging it to twice its size.
THEY USED TO WRITE WITH MACHINES TO COMMUNICATE WITH PEOPLE THROUGH NEWSPAPERS OR LETTERS.
The first audio recorders and players appeared at the end of the 19th century. These consisted of a horn, a needle, a flexible diaphragm and a wax disc. They were called record players.
A floppy disk is an element that allows storing digital data. Also known as diskette, floppy disk or floppy disk, it consists of a magnetic disk protected by a rectangular or square plastic cover.
Films were then shot by hand crank and, apart from "ingenious traps and machines, invisible wires, black backgrounds, etcetera", the incipient special effects were completed with the trick of shooting at slower speeds: "The car running over, the car overturning, the train crashing, the fatal fall
Unlike the portability of mobile phones, the first telephones were fixed and required a hand crank to operate. In addition, calls were made through an operator who connected the callers.
The first generation of computers were usually hand-built using circuits containing relays and vacuum tubes, and often used punched cards or punched paper tape for data input and as the primary (non-volatile) storage medium.
New technologies today basically comprise the study and application of digital technologies and telecommunication systems, i.e. multimedia computers and peripherals such as scanners, printers, digital cameras, etc., and computer networks, of which the network is the greatest exponent.
Nowadays, the design of smartphones is very similar to each other: rectangular, with one or two cameras (both front and back) and a few buttons (usually 3, +volume, -volume and a button for locking/powering on/off the device) as it is fully tactile.
TV
Unlike LCD screens, plasma TVs had a wider viewing angle, the response time was much faster so that ghosting disappeared, they had a larger number of colours, which were much more realistic and vivid, and the contrast was very high.
Television is the medium most used by Mexicans to find out about the Senate, according to the IBD. Among young people, the Internet and social networks are positioned as the most used media to find out about what is happening in the upper house.
music is now played on mobile phones, computers and televisions or radios.
nowadays people communicate through chat rooms, e-mails and technology technology has come a long way over the years.
now people can buy things like clothes, accessories, household goods, etc. from the website
The films are shown through a digital projector, in which there is a server with 4 hard disks where the film is downloaded. And it is shown until it is removed from the billboard in the highest quality.
Information searches consist of an iterative process in which a search is conducted, the results are analysed and the search strategy is modified until the terms and information sources that provide the most relevant results are identified