Answer:
Barcodes are applied to products to quickly identify them. Among their many uses, barcodes are typically used in retail stores as a part of the purchasing process, in warehouses to track and manage inventory and on invoices to help with accounting. It also helps us to know how long our food lasts and all the information about it.
Sensors are used all around us.A few examples of pressure sensor applications are;
•Fans and filters
•Tyre pressure
•Oil pressure
•Braking systems on vehicles
•HVAC applications
•Diesel and engines applications
Optical Mark reading (OMR) is a method of entering data into a computer system. Optical Mark Readers reads pencil or pen marks made in pre-defined positions on paper forms as responses to questions or tick list prompts. Also used in entering a business or opening your own business.
OCR stands for Optical Character Recognition. It is a widespread technology to recognize text inside images, such as scanned documents and photos. OCR technology is used to convert virtually any kind of image containing written text (typed, handwritten, or printed) into machine-readable text data.
MICR is most commonly used to encode the bank routing number, account number, and check number along the bottom edge of a check, which are then read at high speed by the check scanning equipment used by national check clearing systems.
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