The 301b study guide I’ve maintained since 2017 through four renewals: exam strategy, per-objective notes linked to F5 K-articles, and the hard-to-find 11.x manuals.
Three Ansible playbooks that stand up a BIG-IP 80/443 VIP pair with LTM policies, add host-header routed sites, provision GTM related WIPs, and issue Let’s Encrypt certs via Cloudflare DNS-01.