Try and practice the latest Oracle : 1Z0-819 real questions & answers

Last Updated: Jul 28, 2026

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Understanding functional and technical aspects of Java SE 11 Developer Exam Number: 1Z0-819

The following will be discussed in the ORACLE 1Z0-006 exam dumps:

  • Use local variable type inference, including as lambda parameters
  • Use primitives and wrapper classes, including, operators, parentheses, type promotion and casting
  • Handle text using String and StringBuilder classes

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

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Exam Topic for Java SE 11 Developer Exam Number: 1Z0-819

The following will be discussed in ORACLE 1Z0-006 exam dumps:

  • Java Object-Oriented Approach
  • Java Platform Module System
  • Database Applications with JDBC
  • Java I/O API
  • Working with Arrays and Collections
  • Working with Java data types
  • Annotations

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Oracle 1Z0-819 Exam Syllabus Topics:

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

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