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Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913

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Oracle 1Z0-819日本語 Exam Syllabus Topics:

SectionObjectives
Topic 1: Exception Handling- Error handling in Java
  • 1. Try-catch-finally blocks
    • 2. Checked and unchecked exceptions
      Topic 2: Java I/O and NIO- File handling
      • 1. FileReader and FileWriter
        • 2. NIO file APIs
          Topic 3: Streams API- Stream operations
          • 1. Collectors
            • 2. Intermediate and terminal operations
              Topic 4: Functional Programming- Lambda Expressions
              • 1. Functional interfaces
                • 2. Lambda syntax and usage
                  Topic 5: Concurrency- Multithreading
                  • 1. Thread lifecycle
                    • 2. Executor framework
                      Topic 6: Java Class Design- Polymorphism
                      • 1. Dynamic binding
                        • 2. Method overriding
                          - Encapsulation and Inheritance
                          • 1. Class structure and modifiers
                            • 2. Inheritance hierarchies
                              Topic 7: JDBC and Database Connectivity- Database access
                              • 1. SQL execution from Java
                                • 2. JDBC API usage
                                  Topic 8: Generics and Collections- Generics
                                  • 1. Generic classes and methods
                                    • 2. Wildcards
                                      - Java Collections Framework
                                      • 1. Sorting and searching
                                        • 2. List, Set, Map interfaces

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