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It is a output device. Keyboard is an input because you use it to put information in the PC. 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).
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Wiki User
∙ 13y ago
Wiki User
∙ 15y agoYes, and operates as a matrix in order to produce a picture, letters, numbers, etc., depending on the design application.
Wiki User
∙ 8y agoIt depends on the construction. A 'standard' LCD display is an output device only. However - if it's a 'touch-sensitive' screen - it's both an input and an output device.
Wiki User
∙ 8y agoits definitely an output
Wiki User
∙ 13y agoOutput
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