Just to mention, the following modules and lessons are missing:
Module 6: Performing Advanced System Administration Tasks
Lesson 21: Managing the Boot Procedure
Lesson 22: Troubleshooting RHEL
Lesson 23: Automating with Bash Scripts
Module 7: Managing and Securing Network Services
Lesson 24: Managing SSH
Lesson 25: Running HTTP Services
Lesson 26: Securing RHEL with SELinux
Lesson 27: Applying Network Security
Lesson 28: Running Automatic Installations
Lesson 29: Configuring Time Services
Lesson 30: Using Remote Filesystems and Automount
Lesson 31: Running Containers
Module 8: RHCSA RHEL 9 Sample Exam
Lesson 32: Hands-on RHCSA Practice Exam
