MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -scanner, also called optical scanner, computer input device that uses a light beam to scan codes, text, or graphic images directly into a computer or computer system.

Detailed explanation-2: -Voice OCR. Voice OCR is an OCR app that will also allow the import of PDF files as well as recognising handwriting. It is simple to use, and it also gives you a report of how many edges of the document are visible to help with lining up the phone.

Detailed explanation-3: -Certain scanners can read text on physical documents and automatically turn them into text files. You can easily turn paper documents into PDFs without re-typing all of the text.

Detailed explanation-4: -It is an input device. The data or text is written on paper. The paper is feeded to scanner. The paper written information is converted into electronic format; this format is stored in the computer. The input documents can contain text, handwritten material, picture extra.