Oracle Java SE 11 Developer (1Z0-819日本語版) : 1Z0-819日本語
- Exam Code: 1z0-819-JPN
- Exam Name: Java SE 11 Developer (1Z0-819日本語版)
- Updated: Jul 23, 2026
- Q & A: 297 Questions and Answers
About Oracle 1Z0-819日本語 Exam Questions
Exam Topic for Java SE 11 Developer Exam Number: 1Z0-819
The following will be discussed in ORACLE 1Z0-006 exam dumps:
- Working with Java data types
- Database Applications with JDBC
- Java Object-Oriented Approach
- Annotations
- Java I/O API
- Working with Arrays and Collections
- Java Platform Module System
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
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.
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Oracle 1Z0-819日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Controlling Program Flow | 10% | - Use if and if/else statements - Use for, while, and do/while loops - Use Java control statements - Use switch statements - Use break and continue statements |
| Topic 2: Working with Arrays and Collections | 8% | - Use generic types and diamond operator - Filter a collection using lambda expressions - Iterate through a collection - Sort elements in a collection - Search for elements in a collection - Create a list, set, map, or queue collection |
| Topic 3: Working with Streams and Lambda expressions | 13% | - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use the Stream API to perform terminal operations - Filter a collection using lambda expressions - Use functional interfaces with lambda expressions - Use method references with streams - Describe the Stream interface and pipeline |
| Topic 4: Working with Java OOP | 15% | - Apply the static keyword to methods and fields - Implement polymorphism - Apply the final keyword to classes, methods, and fields - Implement inheritance - Create inner classes and use them within other classes - Use abstract classes and interfaces - Implement encapsulation |
| Topic 5: Java Platform Module System | 10% | - Migrate applications to use modules - Explain the default modules and class path - Declare module dependencies - Deploy and execute modules - Explain the concept of module exports and requires - Use jdeps to determine dependencies |
| Topic 6: Working with Java data types | 12% | - Declare and initialize variables - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Read or write to object fields - Call methods on objects - Create and manipulate strings - Manipulate data using the StringBuilder class and its methods - Differentiate between object reference variables and primitive variables |
| Topic 7: Secure Coding in Java SE Application | 5% | - Validate user input - Prevent Denial of Service (DoS) attacks - Prevent SQL injection and other attacks - Secure sensitive data |
| Topic 8: Annotations | 5% | - Create custom annotations - Describe the purpose of annotations - Apply standard annotations to classes and methods |
| Topic 9: Concurrency | 10% | - Use parallel streams to improve performance - Use synchronized blocks and the volatile keyword - Create worker threads using Runnable and Thread objects - Identify potential threading problems - Use java.util.concurrent atomic classes and ForkJoinPool - Use ExecutorService to concurrently execute tasks |
| Topic 10: I/O (Fundamentals and NIO2) | 7% | - Read and write console and file input/output using Java I/O system - Use Stream API with files - Use NIO2 API to work with file systems and file attributes - Use Path interface to manipulate file paths |
| Topic 11: Exception Handling and Localization | 10% | - Use resource bundles and locale classes for internationalization - Use assertions - Create and throw custom exceptions - Create try-catch blocks and understand exception propagation - Use standard exception classes - Describe the advantages of exception handling |
| Topic 12: Database Applications with JDBC | 5% | - Describe the advantages of using a connection pool - Execute queries and process results - Use parameterized queries - Connect to a database using JDBC |
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