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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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.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.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.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.
Preface to OCP Java SE 21 Developer (Exam 1Z0-830)
Part I: OCP Java SE 21 Developer of this book provides a comprehensive coverage of new topics that have come into Java 21 since the release of Java 17 and that are relevant for the Java SE 21 Developer Professional Exam (1Z0-830). Primarily three new topics in Java 21 (pattern matching for objects, sequenced collections, and virtual threads) are included in the objectives for the new exam. Apart from that, the objectives for the Java SE 21 Developer Professional Exam did not change significantly from the objectives for the Java SE 17 Developer Exam.
Part II: OCP Java SE 17 Developer of this book provides extensive coverage for the following Java certifications:
Oracle Certified Professional: ...
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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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.