March 2025
Intermediate to advanced
2016 pages
69h 59m
English
book
OCP Oracle Certified Professional Java SE 21 Developer (Exam 1Z0-830) Java SE 17 Developer (Exam 1Z0-829) Programmers Guide
by Khalid A. Mughal, Vasily A. Strelnikov
Content preview from OCP Oracle Certified Professional Java SE 21 Developer (Exam 1Z0-830) Java SE 17 Developer (Exam 1Z0-829) Programmers Guide
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Appendix E
Mock Exam: Java SE 17 Developer
This is a mock exam for the Java SE 17 Developer exam. It comprises brand-new questions, which are similar to the questions that can be expected on the real exam. Working through this exam will give a good indication of how well you are prepared for the real exam, and whether any topics need further study.
Considering the vast number of Java topics in the exam objectives and only 50 multiple-choice questions on the exam, this mock exam contains questions on a selected number of topics, as on the real exam.
Annotated answers to the questions can be found in Appendix F, p. 1743.
Questions
Q1 What will be printed when the following program is run?
class Base { protected int ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.