Java OCP 21 Certified Professional Study Guide

Jeanne Boyarsky and Scott Selikoff developed a complete study guides for all of the new Oracle Certified Professional (OCP), Java SE 21 Programmer 1Z0-830 exam. The book OCP Oracle Certified Professional Java SE 21 Developer Study Guide: Exam 1Z0-830 is published by Wiley Publishing.

We are using this blog to publish information about the book such as objectives changes and any errata found within the book. To report an error in the book that is not yet listed here, please create a thread in the OCP forum and include “Sybex OCP 21” or “Sybex 830” in the subject.

If you have any questions for us, feel free to post in the OCP forum at CodeRanch which Jeanne and Scott visit frequently.

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Exam Details

  • Title: 1Z0-830
  • Length: 120 minutes
  • Number of Questions: 50
  • Passing Score: 68%
  • Price: $245 (+tax depending on your location)

Errata

All known errors are listed here. To report a potential error, please create a thread at https://coderanch.com/f/24/java-programmer-OCPJP. Be sure to include “Sybex OCP 21” or “Sybex 830” and the chapter and/or page number in the subject.

PageChapterErrorReporterConfirmed
541#8 – should say non parameter variablesJoão Lope12/2/24
71412/!module-info.class should be !/module-info.classTobias Zeiler11/3/24
9004 (explanation)#15 – “before the second element” should be “after the second element”Tobias Zeiler11/3/24