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Download Oracle : 1Z0-856 Questions & Answers as PDF & Test Software

Last Updated: Jul 19, 2026

No. of Questions: 100 Questions & Answers with Testing Engine

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Oracle 1Z0-856 Exam Syllabus Topics:

SectionObjectives
Advanced Java SE 6 Core Concepts- Exception Handling and Robust Design
  • 1. Checked vs unchecked exceptions
    • 2. Designing fault-tolerant applications
      - Object-Oriented Design and Principles
      • 1. Design patterns and best practices
        • 2. Encapsulation, inheritance, polymorphism
          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
                  Application Design and Architecture- Enterprise Application Design
                  • 1. Scalability and maintainability considerations
                    • 2. Layered architecture
                      JDBC and Database Integration- Database Connectivity
                      • 1. PreparedStatement and transaction management
                        • 2. JDBC API usage
                          Java Collections and Generics- Generics
                          • 1. Generic classes and methods
                            • 2. Type safety and wildcard usage
                              - Collections Framework
                              • 1. Performance considerations
                                • 2. List, Set, Map implementations and use cases

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