Oracle 1Z0-856 Exam : Java Standard Edition 6 Developer Certified Master Essay Exam (Step 2 of 2)

  • Exam Code: 1Z0-856
  • Exam Name: Java Standard Edition 6 Developer Certified Master Essay Exam (Step 2 of 2)
  • Updated: Sep 10, 2026
  • Q & A: 100 Questions and Answers

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Oracle 1Z0-856 Exam Syllabus Topics:

SectionObjectives
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
          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
                  I/O, Concurrency, and Performance- Input/Output Processing
                  • 1. File and stream handling
                    • 2. Serialization concepts
                      - Multithreading and Concurrency
                      • 1. Concurrency utilities and thread safety
                        • 2. Thread lifecycle and synchronization
                          JDBC and Database Integration- Database Connectivity
                          • 1. PreparedStatement and transaction management
                            • 2. JDBC API usage
                              Application Design and Architecture- Enterprise Application Design
                              • 1. Scalability and maintainability considerations
                                • 2. Layered architecture

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