Oracle Certified Professional: Java SE 21 Developer
Issued by Oracle
The Java SE 21 Developer exam is designed for Java developers to validate their skills and expertise in Java Standard Edition (SE) 21. This certification demonstrates a developer's proficiency in Java programming and is recognized by employers as a mark of excellence and technical capability. Candidates are expected to exhibit a thorough and broad knowledge of the Java programming language, coding practices, and utilization of modern features incorporated into Java SE 21.
Skills
Use Java concepts such as Object-Oriented programming
Controlling Program Flow
Handling Exceptions
Working with Arrays and Collections
Working with Streams and Lambda expressions
Packaging and Deploying Java Code
Managing Concurrent Code Execution
Using Java I/O API
Implementing Localization