To create a QR code for a BCA course registration application, you need to access an online QR code generator many online platforms offer free QR code generation, like QR Tiger, Google Forms, or dedicated QR code creation website paste the URL of your BCA registration form (which could be on your college website or a dedicated platform like Google Forms), customize the QR code design if needed, and then download the generated QR code image to use on flyers, posters, or your college website.

Hope you understand!!!