Oracle 1Z0-819 exam dumps : Java SE 11 Developer

  • Exam Code: 1Z0-819
  • Exam Name: Java SE 11 Developer
  • Updated: Sep 09, 2026     Q & A: 297 Questions and Answers

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About Oracle 1Z0-819 Exam

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.

For more info read reference:

1Z0-006 Official Certification Site Oracle Cloud Learning Resources

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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
  • Handle text using String and StringBuilder classes
  • Use primitives and wrapper classes, including, operators, parentheses, type promotion and casting

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

Oracle 1Z0-819 Exam Syllabus Topics:

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

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