Bar Code Readers

question 70

Multiple Choice

Bar code readers:

• A) are devices that use light reflection to read differences in bar code patterns to identify a labeled item.
• B) are devices used for pattern recognition of handwritten or printed characters.
• C) are input devices that capture printed images or documents and convert them into electronic digital signals that can be stored on computer media.
• D) are computer-based systems for capture, storage, retrieval, and presentation of images of objects such as pictures and documents.