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2. Barcode - Wikipedia

   en.wikipedia.org/wiki/Barcode

   A UPC-A barcode. A barcode or bar code is a method of representing data in a visual, machine-readable form. Initially, barcodes represented data by varying the widths, spacings and sizes of parallel lines. These barcodes, now commonly referred to as linear or one-dimensional (1D), can be scanned by special optical scanners, called barcode ...

3. Optical mark recognition - Wikipedia

   en.wikipedia.org/wiki/Optical_mark_recognition

   Optical mark recognition ( OMR) collects data from people by identifying markings on a paper. OMR enables the hourly processing of hundreds or even thousands of documents. For instance, students may remember completing quizzes or surveys that required them to use a pencil to fill in bubbles on paper (seen to the right).

4. PDF417 - Wikipedia

   en.wikipedia.org/wiki/PDF417

   PDF417 is a stacked linear barcode format used in a variety of applications such as transport, identification cards, and inventory management. "PDF" stands for Portable Data File. The "417" signifies that each pattern in the code consists of 4 bars and spaces in a pattern that is 17 units (modules) long.

5. Print emails in AOL Mail - AOL Help

   help.aol.com/articles/print-emails-in-new-aol-mail

   Open the email you'd like to print. 2. Click the Print icon . - A window will appear with your message. 2. Click the Print icon again. 3. Follow the browser prompts to finish printing. Get live expert help with your AOL needs—from email and passwords, technical questions, mobile email and more.

6. OCR-B - Wikipedia

   en.wikipedia.org/wiki/OCR-B

   OCR-B is a monospace font developed in 1968 by Adrian Frutiger for Monotype by following the European Computer Manufacturer's Association standard. Its function was to facilitate the optical character recognition operations by specific electronic devices, originally for financial and bank -oriented uses. It was accepted as the world standard in ...

7. Machine-readable medium and data - Wikipedia

   en.wikipedia.org/wiki/Machine-readable_medium...

   In communications and computing, a machine-readable medium (or computer-readable medium) is a medium capable of storing data in a format easily readable by a digital computer or a sensor. It contrasts with human-readable medium and data . The result is called machine-readable data or computer-readable data, and the data itself can be described ...