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Updated: Sep 04, 2026
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Oracle 1Z0-819日本語 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Java SE 11 Developer |
| Exam Number: | 1Z0-819 |
| Exam Price: | USD $245 |
| Related Certifications: | Oracle Certified Professional: Java SE 17 Developer Oracle Certified Professional: Java SE 21 Developer |
| Exam Format: | Multiple Select, Multiple Choice |
| Passing Score: | 68% |
| Exam Duration: | 90 minutes |
| Certificate Validity Period: | No expiration |
| Real Exam Qty: | 50 |
| Available Languages: | English, Chinese (Traditional, Taiwan only) |
| Recommended Training: | Java SE 11 Developer Training |
| Exam Registration: | Oracle University Pearson VUE |
| Sample Questions: | Oracle 1Z0-819日本語 Sample Questions |
| Exam Way: | Online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | No mandatory prerequisites; recommended: solid Java programming knowledge and development experience |
| Official Syllabus URL: | https://education.oracle.com/product/pexam_1z0-819 |
How to book the Java SE 11 Developer Exam Number: 1Z0-819
You register with an Oracle partner pearsonvue.com, tie your Oracle account, choose whether you want to pass in the center or from home. If you choose the option from home, you will be followed through the camera and microphone throughout the exam, there should be no one in the room, you can not talk to anyone and look only at the screen, the Internet must be stable, without troubles, otherwise, the result will be canceled.
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:
- Create and use enumerations
- Declare and instantiate Java objects including nested class objects, and explain objects' lifecycles (including creation, dereferencing by reassignment, and garbage collection)
- Create, apply, and process annotations
- Connect to and perform database SQL operations, process query results using JDBC API Annotations
- Implement serialization and deserialization techniques on Java objects
- Create and use interfaces, identify functional interfaces, and utilize private, static, and default methods
- Declare, use, and expose modules, including the use of services
- Initialize objects and their members using instance and static initialiser statements and constructors
- Utilize polymorphism and casting to call methods, differentiate object type versus reference type
- Understand variable scopes, apply encapsulation and make objects immutable
- Handle file system objects using java.nio.file API
- Deploy and execute modular applications, including automatic modules
- Create and use subclasses and superclasses, including abstract classes
- Define and use fields and methods, including instance, static and overloaded methods
- Read and write console and file data using I/O Streams
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
Oracle 1Z0-819日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Arrays and Collections | 12-18% | - Use generics, wildcards and diamond notation - Sort and search collections and arrays - Create and manipulate arrays, lists, sets, maps, queues and deques |
| Java I/O and NIO.2 | 8-12% | - 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 |
| JDBC Database Access | 5-8% | - Process result sets, manage transactions and resources - Connect to databases, execute queries and updates |
| Concurrency | 8-12% | - Create and manage threads, use ExecutorService, Callable and Future - Use parallel streams and CompletableFuture - Use synchronization, locks, atomic variables and concurrent collections |
| Java Object-Oriented Approach | 15-20% | - 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 |
| Secure Coding and Localization | 5-8% | - Use Locale, ResourceBundle and formatting APIs for internationalization - Apply secure coding practices, input validation and data protection |
| 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 |
| Java Platform Module System | 8-12% | - Compile, package and run modular applications - Define modules, module declarations, requires, exports, opens, uses and provides - Use automatic modules and unnamed modules |
| 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% | - Use primitives and wrapper classes, including operators, parentheses, type promotion and casting - Handle text using String, StringBuilder and StringBuffer classes - Manipulate numeric values and formatting |
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