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

  • Exam Code: 1Z0-856
  • Exam Name: Java Standard Edition 6 Developer Certified Master Essay Exam (Step 2 of 2)
  • Updated: Aug 05, 2026
  • Q & A: 100 Questions and Answers

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Oracle 1Z0-856 Exam Syllabus Topics:

SectionObjectives
Topic 1: Advanced Java SE 6 Core Concepts- Object-Oriented Design and Principles
  • 1. Encapsulation, inheritance, polymorphism
    • 2. Design patterns and best practices
      - Exception Handling and Robust Design
      • 1. Checked vs unchecked exceptions
        • 2. Designing fault-tolerant applications
          Topic 2: JDBC and Database Integration- Database Connectivity
          • 1. PreparedStatement and transaction management
            • 2. JDBC API usage
              Topic 3: Application Design and Architecture- Enterprise Application Design
              • 1. Layered architecture
                • 2. Scalability and maintainability considerations
                  Topic 4: I/O, Concurrency, and Performance- Input/Output Processing
                  • 1. Serialization concepts
                    • 2. File and stream handling
                      - Multithreading and Concurrency
                      • 1. Thread lifecycle and synchronization
                        • 2. Concurrency utilities and thread safety
                          Topic 5: 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

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