Here are some links to some other resources.
No endorsment nor ranking is implied by the information presented here.
Programming tools and documentation
The certification exam is provided by Oracle University.
Pertinent information about the OCP Java SE 17 Developer Exam can be found here.
Sites with extensive Java Certification resources (Training, online discussion forums, study groups, sample exams, exam simulators, etc.)
- Java SE 17: Programming Complete—training offered by Oracle University
- Java SE 11: Programming Complete—training offered by Oracle University
- Java SE 11 Developer (1Z0-819) Complete Video Course by Simon Roberts
- Online class offered at learning.oreilly.com
- CodeRanch—a friendly place for Java greenhorns
- Enthuware—inexpensive mock exam simulators for Java Certification