A hand-held device for optically reading bar codes on goods, labels & shelves is____________________?
Correct answer: A. Wand
- A. Wand
- B. Light pen
- C. Mouse
- D. Touch tablet
Explanation
A wand, or barcode wand, is a handheld optical scanner that reads the patterns printed on products, labels, and shelves. A light pen interacts with a display, so it is not a barcode reader.
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