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Updated: Sep 11, 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 |
| Related Certifications: | Oracle Certified Professional: Java SE 11 Developer |
| Passing Score: | 68% |
| Available Languages: | Portuguese, Japanese, Chinese, English, Spanish |
| Exam Format: | Multiple Choice, Multiple Select |
| Certificate Validity Period: | Lifetime (no expiration, but recertification recommended to stay current) |
| Real Exam Qty: | 80 |
| Exam Price: | $245 USD |
| Exam Duration: | 90 minutes |
| Sample Questions: | Oracle 1Z0-819日本語 Sample Questions |
| Exam Way: | Pearson VUE testing centers (online proctored exam also available) |
| Pre Condition: | Oracle recommends but does not require candidates to first obtain the Oracle Certified Professional: Java SE 11 Programmer I (1Z0-815) certification. However, 1Z0-819 can be taken directly without 1Z0-815. |
| Official Syllabus URL: | https://education.oracle.com/java/java-se/product_oss_279 |
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
The benefit in Obtaining the 1Z0-819 Exam Certification
- Java SE 11 Developer Exam have the knowledge to use the tools to complete the task efficiently and cost effectively than the other non-certified professionals lack in doing so
- Java SE 11 Developer Exam provide opportunities to get a job easily in which they are interested in instead of wasting years and ending without getting any experience
- Java SE 11 Developer Exam have more useful and relevant networks that help them in setting career goals for themselves
- Java SE 11 Developer Exam networks provide them with the right career direction than non certified usually are unable to get
- Java SE 11 Developer Exam provides practical experience to candidates from all the aspects to be a proficient worker in the organization
- Java SE 11 Developer Exam are distinguished among competitors
- Java SE 11 Developer Exam can give them an edge at that time easily when candidates appear for a job interview employers seek to notify something which differentiates the individual to another
- Java SE 11 Developer Exam will be confident and stand different from others as their skills are more trained than non-certified professionals
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 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.
Oracle 1Z0-819日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: I/O (Fundamentals and NIO2) | 7% | - Use Stream API with files - Use NIO2 API to work with file systems and file attributes - Use Path interface to manipulate file paths - Read and write console and file input/output using Java I/O system |
| Topic 2: Working with Streams and Lambda expressions | 13% | - Use functional interfaces with lambda expressions - Filter a collection using lambda expressions - Describe the Stream interface and pipeline - Use method references with streams - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use the Stream API to perform terminal operations |
| Topic 3: Working with Java data types | 12% | - Create and manipulate strings - Differentiate between object reference variables and primitive variables - Call methods on objects - Manipulate data using the StringBuilder class and its methods - Read or write to object fields - Declare and initialize variables - Explain an object's lifecycle (creation, dereferencing via garbage collection) |
| Topic 4: Working with Java OOP | 15% | - Implement inheritance - Implement encapsulation - Apply the static keyword to methods and fields - Implement polymorphism - Use abstract classes and interfaces - Apply the final keyword to classes, methods, and fields - Create inner classes and use them within other classes |
| Topic 5: Database Applications with JDBC | 5% | - Execute queries and process results - Use parameterized queries - Connect to a database using JDBC - Describe the advantages of using a connection pool |
| Topic 6: Concurrency | 10% | - Use parallel streams to improve performance - Use synchronized blocks and the volatile keyword - Identify potential threading problems - Use ExecutorService to concurrently execute tasks - Use java.util.concurrent atomic classes and ForkJoinPool - Create worker threads using Runnable and Thread objects |
| Topic 7: Annotations | 5% | - Create custom annotations - Apply standard annotations to classes and methods - Describe the purpose of annotations |
| Topic 8: Controlling Program Flow | 10% | - Use for, while, and do/while loops - Use switch statements - Use if and if/else statements - Use break and continue statements - Use Java control statements |
| Topic 9: Java Platform Module System | 10% | - Explain the concept of module exports and requires - Declare module dependencies - Use jdeps to determine dependencies - Explain the default modules and class path - Migrate applications to use modules - Deploy and execute modules |
| Topic 10: Exception Handling and Localization | 10% | - Describe the advantages of exception handling - Create try-catch blocks and understand exception propagation - Use standard exception classes - Use assertions - Create and throw custom exceptions - Use resource bundles and locale classes for internationalization |
| Topic 11: Secure Coding in Java SE Application | 5% | - Prevent SQL injection and other attacks - Secure sensitive data - Validate user input - Prevent Denial of Service (DoS) attacks |
| Topic 12: Working with Arrays and Collections | 8% | - Filter a collection using lambda expressions - Search for elements in a collection - Use generic types and diamond operator - Sort elements in a collection - Iterate through a collection - Create a list, set, map, or queue collection |
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