Udemy – Java SE 21 Developer | Oracle Certified Professional 1Z0-830 2025-3

Apr 18, 2025 - 19:59

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Java SE 21 Developer | Oracle Certified Professional 1Z0-830 is an Oracle certification exam preparation course published by Udemy Online Academy. Java SE 21 Developer | Oracle Certified Professional 1Z0-830 is a detailed and practical guide for developers preparing for the latest Oracle certification exam. Focusing on the latest features of Java SE 21, this course covers modern programming concepts such as records, pattern matching, virtual strings, advanced switch statements, sealed classes, and string templates. Learners will also strengthen their understanding of core Java principles such as object-oriented programming, exception handling, collections, generics, multithreading, and input/output operations.

In this course, our goal was to turn you into a Java developer and pass the exam required for the Oracle Certified Professional: Java SE 21 Developer Certification (Exam No. 1Z0-830). This training emphasizes practical coding with real-world examples, helping students master syntax, apply best practices, and write efficient and robust Java programs. Designed for intermediate and advanced Java developers, this course ensures preparation for the 1Z0-830 certification by combining theoretical knowledge with exam-focused practice questions and mock tests.

What you will learn in Java SE 21 Developer | Oracle Certified Professional 1Z0-830:

Java SE 21
Java Basics
What is Java and how does it work
Java Programming Principles
Java Development Kit – JDK
Java Runtime Environment – JRE
Java Virtual Machine – JVM
All Object Oriented Programming Concepts (Core Java Programming)
How to use the “static” keyword and “nested and inner” classes.
Superclasses and subclasses
Strings
And …

Course specifications

Publisher: Udemy
Instructors: Oak Academy , OAK Academy Team and Mehmet ÖNGEL
Language: English
Level: Introductory to Advanced
Number of Lessons: 191
Duration: 35 hours and 58 minutes

Course topics

Java SE 21 Developer Oracle Certified Professional 1Z0-830 Content

Java SE 21 Developer | Oracle Certified Professional 1Z0-830 Prerequisites

No prior knowledge is required about Java 21 and Java SE 21 Developer Certified Professional 1Z0-830 Exam
Basic Computer Knowledge
Desire to learn Java and Java Core Skills
A computer with a 64-bit operating system
We preferred MacOS (64-bit) but this is not mandatory. You can prefer to use other Operating Systems. We also provided specific videos on installations for each platform
We preferred IntelliJ which is a powerful and advanced text editor with a lot of plug-ins and tools
Nothing else! It’s just you, your computer, and your ambition to get started today

Udemy – Java SE 21 Developer | Oracle Certified Professional 1Z0-830 2025-3