About This Exam
Java SE 11 Programmer II (1Z0-816)
Exam Overview
The Oracle 1Z0-816: Java SE 11 Programmer II certification exam is designed for experienced Java developers seeking to validate their advanced knowledge of the Java SE 11 platform. This professional-level certification tests candidates' understanding of Java SE 11's advanced features, APIs, and development practices, building upon the foundational knowledge covered in the Java SE 11 Programmer I exam.
Exam Information
This certification focuses on modern Java application development using advanced Java SE 11 features including modules, functional programming, concurrency, security, and various API implementations. The 1Z0-816 validates a programmer's ability to develop robust, efficient, and maintainable applications leveraging the full capabilities of the Java SE 11 platform.
Key Topics Covered
- Java Platform Module System
- Advanced object-oriented programming
- Functional programming with Lambda expressions
- Stream API operations
- Java concurrency and multithreading
- I/O operations (including NIO.2)
- Secure coding practices
- Database applications with JDBC
- Annotations and reflection
- Exception handling
- Java Collections Framework advanced usage
Target Audience
This exam is ideal for:
- Experienced Java programmers
- Software developers working with Java SE 11
- Java application architects
- Backend Java developers
- Enterprise application developers
- Technology leads focused on Java
- Java trainers and educators
Exam Format
- Multiple-choice and multiple-select questions
- 80 questions
- Time limit: 180 minutes (3 hours)
- Passing score: 63% (63 out of 100)
- Proctored examination environment
- Available in multiple languages
Skills Measured
Java Fundamentals (15%)
- Create and use modules
- Implement class hierarchies
- Handle exceptions and assertions
- Use the Java Object-Oriented approach
Interfaces (15%)
- Create and implement interfaces
- Use functional interfaces
- Define and write default and private methods
- Handle multiple inheritance issues
Collections (15%)
- Use the Collections Framework
- Implement the Map, List, Set, Queue interfaces
- Sort collections and arrays
- Use the Streams API with collections
Functional Programming (15%)
- Use functional interfaces
- Implement Lambda expressions
- Use Lambda expressions and method references
- Use built-in functional interfaces
Java Stream API (15%)
- Develop code using Stream API
- Use primitive and object streams
- Apply terminal and intermediate operations
- Use collectors with streams
Concurrency (15%)
- Create worker threads using Runnable and Callable
- Use synchronized keyword and concurrent collections
- Apply thread lifecycle methods
- Use Executors and ThreadPools
- Handle deadlock, livelock, and race conditions
I/O and NIO.2 (10%)
- Read and write console and file data
- Use I/O streams
- Implement serialization
- Use Path interface, Files class, and file attributes
Preparation Resources
- Oracle University training courses
- Official Java SE 11 documentation
- Oracle Java Certification study guides
- Practice tests and exam simulations
- Advanced Java programming courses
- Hands-on coding projects focusing on Java 11 features
- Community forums and study groups