50. Which of the following devices can be used to directly input printed text? A. OCR B. OMR C. MICR D. All of the above E. None of the above
Optical character recognition (also optical character reader, OCR) is the mechanical or electronic conversion of images of typed, handwritten or printed text into machine-encoded text, whether from a scanned document, a photo of a document, a scene-photo or from subtitle text superimposed on an image.
