Udemy – Oracle Java SE 21 Developer Professional: 1Z0-830 2024-11

Apr 18, 2025 - 19:59

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Oracle Java SE 21 Developer Professional: 1Z0-830 is an Oracle Certified Professional course in Java SE 21 published by Udemy Online Academy. The Oracle Java SE 21 Developer Professional: 1Z0-830 course is a comprehensive and up-to-date preparation resource designed for developers who want to become Oracle Certified Professionals in Java SE 21. The course thoroughly covers key Java concepts such as object-oriented programming, exception handling, multiple handling, collections, and sets. Modern Java 21 features such as pattern matching for switches, records, sealed classes, string templates, and virtual strings. It follows the official Oracle 1Z0-830 exam objectives and includes in-depth explanations, hands-on coding exercises, and practice questions designed to reinforce understanding and increase exam preparation.

This course is built to help you master every topic required for the Oracle 1Z0-830 certification. It includes lessons to build your understanding and quizzes to test your knowledge. Ideal for intermediate to advanced Java developers, this course also provides guidance on modular programming, functional programming with lambdas, and working with the Java Platform Module System (JPMS). The curriculum ensures that learners can confidently write clean, efficient Java code, solve complex problems, and excel in the certification exam and real-world Java development projects. By the end of the course, you will be well-prepared to take the certification exam with confidence.

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

Create and manage control flow structures such as if/else, switch, and loops
Implement advanced object-oriented concepts, including encapsulation and inheritance
Create classes, records, and instantiate fields, methods, and constructors
Implement polymorphism, method overriding, and instance operator with pattern matching
Work effectively with Java interfaces, utility methods, and enums
Handle exceptions using try/catch/finally, try-with-resources, and multi-catch blocks
Create and manipulate Java arrays and collections such as List, Set, Map, and Deque
Process data using Streams and lambda expressions for filtering, transforming, and sorting
And…

Course specifications

Publisher: Udemy
Instructors: Andrii Piatakha
Language: English
Level: Introductory to Advanced
Number of Lessons: 172
Duration: 32 hours and 25 minutes

Course topics

Oracle Java SE 21 Developer Professional 1Z0-830 Content

Oracle Java SE 21 Developer Professional: 1Z0-830 Prerequisites

No Prior Java Knowledge Required: The course is beginner-friendly and comprehensive
Willingness to Learn: Openness to explore Java’s in-depth concepts
Stable Internet Connection: For accessing course materials and completing exercises online
Time Commitment: Availability to dedicate consistent time to learning and practice

Udemy – Oracle Java SE 21 Developer Professional: 1Z0-830 2024-11