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Oracle 1Z0-819 valid dump torrent : Java SE 11 Developer
- Exam Code: 1Z0-819
- Exam Name: Java SE 11 Developer
- Updated: Jul 25, 2026
- Q&As: 297 Questions and Answers
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The Oracle 1Z0-819 exam covers a wide range of topics, including Java syntax and data types, object-oriented programming principles, collections, concurrency, I/O and NIO. It also includes topics such as JDBC, JPA, annotations, lambda expressions, and modules. 1Z0-819 exam consists of 80 multiple-choice questions and has a time limit of 180 minutes. A passing score of 63% is required to obtain the certification.
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
Oracle 1Z0-819 certification exam is designed for Java developers who want to prove their expertise in Java SE 11. Java SE 11 Developer certification is a great way to showcase your knowledge, skills, and commitment to the Java programming language. 1Z0-819 exam covers a wide range of topics, including syntax and structure, concurrency, functional programming, and more.
To prepare for the Oracle 1z1-819 (Java SE 11 Developer) Certification Exam, candidates should have a solid understanding of Java SE 11 development. Candidates should be familiar with Java syntax, data types, control structures, and object-oriented programming principles. Additionally, candidates should practice writing Java code to solve problems. There are many resources available to help candidates prepare for the exam, including online courses, books, and practice exams.
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Oracle 1z1-819 Certification exam is offered by Oracle, which is a leading technology company that provides a wide range of software and hardware solutions. Oracle certifications are highly valued in the industry, and they are recognized by various organizations worldwide. Java SE 11 Developer certification demonstrates that the candidate has the skills and knowledge required to develop Java applications using Java SE 11.
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Oracle 1Z0-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Concurrency | 8-12% | - Use parallel streams and CompletableFuture - Create and manage threads, use ExecutorService, Callable and Future - Use synchronization, locks, atomic variables and concurrent collections |
| Exception Handling and Assertions | 8-12% | - Use assertions appropriately - Create custom exceptions and use standard exceptions - Use try-catch-finally, try-with-resources, throw and throws |
| Working with Java Data Types | 10-15% | - Handle text using String, StringBuilder and StringBuffer classes - Manipulate numeric values and formatting - Use primitives and wrapper classes, including operators, parentheses, type promotion and casting |
| Secure Coding and Localization | 5-8% | - Apply secure coding practices, input validation and data protection - Use Locale, ResourceBundle and formatting APIs for internationalization |
| Lambda Expressions and Streams | 12-18% | - Define and use functional interfaces and lambda expressions - Use Optional class and primitive type streams - Create and use stream pipelines, including intermediate and terminal operations |
| Arrays and Collections | 12-18% | - Sort and search collections and arrays - Use generics, wildcards and diamond notation - Create and manipulate arrays, lists, sets, maps, queues and deques |
| Java Object-Oriented Approach | 15-20% | - Overload and override methods, use constructors and initializers - Apply encapsulation, inheritance, polymorphism and abstraction - Use local variable type inference - Declare and instantiate classes, interfaces, abstract classes and nested classes |
| Java I/O and NIO.2 | 8-12% | - Manage files, directories and file attributes with java.nio.file API - Implement serialization and deserialization - Read and write data using streams, readers, writers and channels |
| JDBC Database Access | 5-8% | - Connect to databases, execute queries and updates - Process result sets, manage transactions and resources |
| Java Platform Module System | 8-12% | - Compile, package and run modular applications - Use automatic modules and unnamed modules - Define modules, module declarations, requires, exports, opens, uses and provides |
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