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- Exam Code: 1Z0-819日本語
- Exam Name: Java SE 11 Developer (1Z0-819日本語版) Updated: Sep 04, 2026
- Q & A: 297 Questions and Answers
- PDF Price: $69.99
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- Exam Code: 1Z0-819日本語
- Exam Name: Java SE 11 Developer (1Z0-819日本語版)
- Q & A: 297 Questions and Answers
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Oracle 1Z0-819日本語 valid - Testing Engine
- Exam Code: 1Z0-819日本語
- Exam Name: Java SE 11 Developer (1Z0-819日本語版)
- Q & A: 297 Questions and Answers
- Software Price: $69.99
- Testing Engine
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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.
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
For more info read reference:
1Z0-006 Official Certification Site Oracle Cloud Learning Resources
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Oracle 1Z0-819日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Annotations | 5% | - Describe the purpose of annotations - Apply standard annotations to classes and methods - Create custom annotations |
| Working with Streams and Lambda expressions | 13% | - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use method references with streams - Use the Stream API to perform terminal operations - Filter a collection using lambda expressions - Use functional interfaces with lambda expressions - Describe the Stream interface and pipeline |
| Working with Java data types | 12% | - Read or write to object fields - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Differentiate between object reference variables and primitive variables - Create and manipulate strings - Manipulate data using the StringBuilder class and its methods - Call methods on objects - Declare and initialize variables |
| Exception Handling and Localization | 10% | - Use assertions - Use resource bundles and locale classes for internationalization - Create try-catch blocks and understand exception propagation - Use standard exception classes - Create and throw custom exceptions - Describe the advantages of exception handling |
| Working with Arrays and Collections | 8% | - Sort elements in a collection - Filter a collection using lambda expressions - Iterate through a collection - Search for elements in a collection - Create a list, set, map, or queue collection - Use generic types and diamond operator |
| Secure Coding in Java SE Application | 5% | - Secure sensitive data - Prevent SQL injection and other attacks - Validate user input - Prevent Denial of Service (DoS) attacks |
| Concurrency | 10% | - Use java.util.concurrent atomic classes and ForkJoinPool - Identify potential threading problems - Use synchronized blocks and the volatile keyword - Use parallel streams to improve performance - Use ExecutorService to concurrently execute tasks - Create worker threads using Runnable and Thread objects |
| 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 |
| I/O (Fundamentals and NIO2) | 7% | - Use NIO2 API to work with file systems and file attributes - Use Path interface to manipulate file paths - Use Stream API with files - Read and write console and file input/output using Java I/O system |
| Java Platform Module System | 10% | - Explain the default modules and class path - Explain the concept of module exports and requires - Declare module dependencies - Migrate applications to use modules - Deploy and execute modules - Use jdeps to determine dependencies |
| Working with Java OOP | 15% | - Apply the final keyword to classes, methods, and fields - Use abstract classes and interfaces - Create inner classes and use them within other classes - Implement inheritance - Implement polymorphism - Implement encapsulation - Apply the static keyword to methods and fields |
| Controlling Program Flow | 10% | - Use Java control statements - Use if and if/else statements - Use switch statements - Use for, while, and do/while loops - Use break and continue statements |
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