Hi @aiselcat
Welcome to the SailPoint Developer Community!
Please go through the following articles for the basics. Here you will find blogs, KBs, and new features – a lot of information within the Community itself, plus identity university: university.sailpoint.com is another great place where you have all the training materials. It’s a great place to start learning and preparing for different role-based certifications & Identity University ,here you will have Free Training, Product Training, Training Paths, Credentials and Certifications.
USEFUL LINKS:
Identity University - On-demand and instructor-led
For IdentityIQ, you can start installation practice locally on your PC or VM workstation from day one. However, when it comes to IdentityNow/Identity Security Cloud, you need to participate in the Ambassador program to gain test tenant access where you can start practicing. Please check below for more information about the Ambassador program
Happy learning & All the best for your interview!