Better use the trial F5 vetrsion and install it on your workstation and play with on version 13.1. Also pass the free getting started courses for F5 BIG-IP Part 1/2 and LTM part 1/2 and the labs. Before the test pay for the practice exams:
https://support.f5.com/csp/article/K90101564
https://www.f5.com/services/training/free-training-courses
Also see:
https://community.f5.com/t5/technical-articles/f5-certifications-mega-meta-series-the-art-of-knowing-what-you/ta-p/284975
Also see this post as it is for 301 exam but also there is a guide for 101:
https://community.f5.com/t5/technical-forum/301a-study-guide-and-lab/td-p/230216