the input device required in a library to identify a book is (a) OMR (b)OCR (c) MICR (d) bar code reader
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Answer:
The input device required in a library to identify a book is BAR CODE READER.
Explanation:
A bar-code reader is an electronic device for reading printed bar codes on paper by the help of computer. This is very helpful device for a librarian to find out the basic information of a book.
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