Oracle 1Z0-819日本語 exam : Java SE 11 Developer (1Z0-819日本語版)

1Z0-819日本語 Exam Simulator
  • Exam Code: 1z1-819-JPN
  • Exam Name: Java SE 11 Developer (1Z0-819日本語版)
  • Updated: Sep 14, 2026
  • Q & A: 297 Questions and Answers

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Who should take the Java SE 11 Developer Exam Number: 1Z0-819

This exam helps students to understand the basic relational database concepts. Moreover, it will teach the students about data modeling concepts, building Entity Relationship Diagrams (ERDs), and mapping ERDs. Moreover, with this project-based learning techniques, students will be able to create and work with projects to design, implement, and demonstrate a database solution for a business or organization.

How much Java SE 11 Developer Exam Number: 1Z0-819 costs

  • No. of Questions: 60 Questions
  • Examination Fees: $250 USD
  • Types of questions: Performance Based Questions
  • Length of Exam: 85 min
  • Passing Score: 60% or higher
  • Examination Name: Java SE 11 Developer Exam Number: 1Z0-819

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

Java SE 11 Developer Exam Number: 1Z0-819 is a fundamental exam. Successful completion by candidates will allow them to achieve Oracle Certified Professional: Java SE 11 Developer.

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

For more info read reference:

1Z0-006 Official Certification Site Oracle Cloud Learning Resources

Oracle 1Z0-819日本語 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Lambda Expressions and Streams12-18%- Define and use functional interfaces and lambda expressions
- Create and use stream pipelines, including intermediate and terminal operations
- Use Optional class and primitive type streams
Topic 2: Java I/O and NIO.28-12%- Implement serialization and deserialization
- Read and write data using streams, readers, writers and channels
- Manage files, directories and file attributes with java.nio.file API
Topic 3: JDBC Database Access5-8%- Connect to databases, execute queries and updates
- Process result sets, manage transactions and resources
Topic 4: Java Platform Module System8-12%- Use automatic modules and unnamed modules
- Define modules, module declarations, requires, exports, opens, uses and provides
- Compile, package and run modular applications
Topic 5: Secure Coding and Localization5-8%- Use Locale, ResourceBundle and formatting APIs for internationalization
- Apply secure coding practices, input validation and data protection
Topic 6: Java Object-Oriented Approach15-20%- Apply encapsulation, inheritance, polymorphism and abstraction
- Overload and override methods, use constructors and initializers
- Declare and instantiate classes, interfaces, abstract classes and nested classes
- Use local variable type inference
Topic 7: Concurrency8-12%- Use synchronization, locks, atomic variables and concurrent collections
- Use parallel streams and CompletableFuture
- Create and manage threads, use ExecutorService, Callable and Future
Topic 8: Working with Java Data Types10-15%- Manipulate numeric values and formatting
- Use primitives and wrapper classes, including operators, parentheses, type promotion and casting
- Handle text using String, StringBuilder and StringBuffer classes
Topic 9: Arrays and Collections12-18%- Use generics, wildcards and diamond notation
- Create and manipulate arrays, lists, sets, maps, queues and deques
- Sort and search collections and arrays
Topic 10: Exception Handling and Assertions8-12%- Create custom exceptions and use standard exceptions
- Use try-catch-finally, try-with-resources, throw and throws
- Use assertions appropriately

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