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It is a programmable digital electronic machine that executes a series of commands to process the input data, conveniently obtaining information that is later sent to the output units. -
The telephone is a telecommunication device created to transmit acoustic signals at a distance by means of electrical signals. -
It is a means of communication that is based on the sending of audio signals through radio waves. -
It is a system for the transmission and reception of images and sounds at a distance that simulate movements, which uses a diffusion mechanism. -
It was the first electrical telecommunications system and the most widely used of a number of early messaging systems called telegraphs. -
It is a portable electronic device larger than a smartphone, it is a single piece that integrates a touch screen, which emits light4 and with which it is interacted primarily with the fingers or a stylus. -
It is a portable device that can make or receive calls through a radio frequency carrier, while the user is moving within a telephone service area.