Mell Is LCD an input device or output device?
The most common output device is the monitor or VDU. Modern monitors, where the case isn’t more than a few centimetres deep, are usually Liquid Crystal Displays (LCD) or Thin Film Transistors (TFT) monitors. Older monitors, where the case is likely to be around 30 cm deep, are Cathode Ray Tube (CRT) monitors.
Is a display screen input or output?
Input devices are used to input some information or choose from the options. Some examples are keyboard, mouse, touch screen, scanner, and microphone. Output devices are used to provide results and information, or something to show. Examples of output devices are screen, monitor, printer, and speakers.
Is the LCD an input or output device?
LCD which is the screen out information. Answer 2. An LCD device is not innately an input nor an output, it is just another transducer device, in this case converting electrical signals to light signals. It would usually be used as an output, but could be used as an input for OCR (optical character recognition).
What is the definition of an input device?
Microsoft Windows. Let us first discuss the exact definition of an input and output device: Input Device Definition: A piece of equipment/hardware which helps us enter data into a computer is called an input device. For example keyboard, mouse, etc.
What is the output unit of a computer?
An output device is any device used to send data from a computer to another device or user. Most computer data output that is meant for humans is in the form of audio or video. Thus, most output devices used by humans are in these categories.
What are the different types of output devices?
Analog devices detect a value within a range. Contactors, motor starters, valves, and other Output devices are used to turn on/off motors, lights, heating elements, and other equipment that affects the system in some way. Like Input devices, both Discrete and Analog Output devices are available.