Do Appian has provided a course for Appian L2 Certification?
I am unable to find it.
Discussion posts and replies are publicly visible
1. Learn all the topics mentioned on this page -> https://community.appian.com/learn/certifications/p/senior-developer
2. There used to be a practice test, try to take it multiple times. Once you are confident go for the certification.
All the very best !!!