The terminal device often used in checking charge cards that offers both a limited keyboard input and visual output is the.
The terminal device often used in checking charge cards that offers both a limited keyboard input and visual output is the Video display terminal.
VDT (video display terminal, or sometimes visual display terminal) is a term used, especially in ergonomic studies, for the computer display . A display is a computer output surface and projecting mechanism that shows text and often graphic images to the computer user, using a cathode ray tube ( CRT ), liquid crystal display ( LCD ), light-emitting diode, gas plasma, or other image projection technology.
Output the visual, auditory, or tactile perceptions provided by the computer after processing the provided information. Input Device any device that enters information into a computer from a external source. Examples include: keyboards, touch screens, mouse, trackballs, microphones, scanners,