Different types of codes used in various applications:

There are many kinds of codes, and kinds of application of codes are among others too, such as the most common types:

1. Barcode: it is a kind of data that usually appears in a parallel lines pattern, can be scanned, and hence is machine-readable. Barcodes can contain the information of product details or the serial number of the specific stock; hence, identification and tracking are quick at the retail and logistics ends.

Features: Numeric and alphabetic code in a linear pattern Variable line width and spacings Used for inventory control, retail, and logistics. Implementation:

2. QR Code Definition: A 2D barcode that encodes the information in two ways. They are intended to be read quickly and can contain any form of message. That is enough of a reason to end up in advertising, ticketing, and even mobile payments. Characteristics: Black squares on a white background in the shape of a square. They can carry any text, link, or other data.

Used for: Advertising, Ticketing, and Mobile Payments. Application:

3. UPC: A standard system of barcodes that one uses in retail industries to uniquely identify their product. UPC codes have digits and are an essential requirement for inventory tracking, sales records, and convenient checkout at checkout lines…