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Oracle 1Z0-856 Exam Syllabus Topics:

SectionObjectives
I/O, Concurrency, and Performance- Multithreading and Concurrency
  • 1. Thread lifecycle and synchronization
    • 2. Concurrency utilities and thread safety
      - Input/Output Processing
      • 1. File and stream handling
        • 2. Serialization concepts
          JDBC and Database Integration- Database Connectivity
          • 1. PreparedStatement and transaction management
            • 2. JDBC API usage
              Java Collections and Generics- Collections Framework
              • 1. Performance considerations
                • 2. List, Set, Map implementations and use cases
                  - Generics
                  • 1. Type safety and wildcard usage
                    • 2. Generic classes and methods
                      Advanced Java SE 6 Core Concepts- Exception Handling and Robust Design
                      • 1. Designing fault-tolerant applications
                        • 2. Checked vs unchecked exceptions
                          - Object-Oriented Design and Principles
                          • 1. Design patterns and best practices
                            • 2. Encapsulation, inheritance, polymorphism
                              Application Design and Architecture- Enterprise Application Design
                              • 1. Layered architecture
                                • 2. Scalability and maintainability considerations

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