There is an active (300+ members as of 1st Nov 2023) Java 8/11/17/21 Certification (Exam codes 1z0-808, 1z0-809, 1Z0-819, 1Z0-829, 1Z0-839) Whatsapp group where you can receive tips, tricks, questions, and updates on Oracle Certified Associate and Professional Java certification exams.
To prevent the group from spam, automatic joining through web link has been disabled. To join, please send us a Whatsapp Request to Join at +1 (980) 272-1787 and we will add you to the group.
Check out books and other resources for Java Certification Exam Prepration here.