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

  • Exam Code: 1Z0-856
  • Exam Name: Java Standard Edition 6 Developer Certified Master Essay Exam (Step 2 of 2)
  • Updated: Aug 18, 2026
  • Q&As: 100 Questions and Answers

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Oracle 1Z0-856 Exam Syllabus Topics:

SectionObjectives
Application Design and Architecture- Enterprise Application Design
  • 1. Layered architecture
    • 2. Scalability and maintainability considerations
      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
              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. Designing fault-tolerant applications
                    • 2. Checked vs unchecked exceptions
                      Java Collections and Generics- Collections Framework
                      • 1. List, Set, Map implementations and use cases
                        • 2. Performance considerations
                          - Generics
                          • 1. Generic classes and methods
                            • 2. Type safety and wildcard usage
                              JDBC and Database Integration- Database Connectivity
                              • 1. PreparedStatement and transaction management
                                • 2. JDBC API usage

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