QR Code
Simple Explanation
A square pattern you scan with a phone camera to open information, often a website or menu. QR codes are convenient, but a code can also lead to a suspicious site. Check the destination before entering details.
Technical Explanation
A Quick Response code is a two-dimensional matrix barcode that encodes data such as a URL or text and can be decoded by a compatible camera or scanner.
Business Use Case
A museum places QR codes beside exhibits to link visitors to additional information.
Real-Life Example
You scan a QR code at a café to open its menu, then check that the website looks legitimate.