What you'll learn

A solid understanding of Java SE 21’s data types is critical for building robust, efficient, and scalable applications. In this course, Java SE 21 Developer Professional (Exam 1Z0-830): Data Types, you’ll learn to work with Java's core data types. First, you’ll explore primitives, wrapper classes, type conversions, and operations with different operators, including using the Math API. Next, you’ll discover how to manipulate text using the String class, StringBuilder, and text blocks. Finally, you’ll learn how to handle date-time operations, including timezone information, with the Date-Time API. When you’re finished with this course, you’ll have the skills and knowledge to confidently manage data types in Java SE 21, preparing you for both real-world development challenges and the 1Z0-830 certification exam,