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What is a QR Code

QR codes, short for Quick Response codes, are two-dimensional barcodes.

QR code consists of black squares arranged on a white square grid. It can store various types of data, such as text, URLs, contact information, or even binary data like images. QR codes are designed to be easily scanned and decoded using a smartphone camera or a dedicated QR code reader.

Uses and Applications

Marketing and Advertising: businesses place QR codes on advertisements, product packaging, and promotional materials to provide quick access to websites, coupons, or product information.

Payments and Transactions: customers can scan a QR code to pay for goods and services, making transactions convenient and contactless.

Ticketing: scanning a QR code on a ticket grants entry to the event.

Authentication and Security: QR codes can be employed for two-factor authentication and as a means of verifying the authenticity of products.

Education: QR codes are used in educational materials, allowing students to quickly access additional resources or multimedia content.