First an aptitude test which was majorly mcqs, quite easy for people with a computer science background but they also allow candidates with non cs to join so it might be the reason. Then you can take part with their unpaid training which they teach in depth over basics upto creating API for backend using Spring and Java then you get enrolled for their paid program waitlist where they contact you if they have a client that fits with you.

Completed unpaid training program successfully and was placed on a waitlist for payed training. The unpaid program focused on full stack Java development and lasted for around 3 months. The final exam was based on the topics and assesments covered in the program.