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Last Updated: Aug 01, 2026
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For more info read reference:
1Z0-006 Official Certification Site Oracle Cloud Learning Resources
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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 |
|---|---|---|
| Concurrency | 10% | - Use parallel streams to improve performance - Use ExecutorService to concurrently execute tasks - Create worker threads using Runnable and Thread objects - Identify potential threading problems - Use java.util.concurrent atomic classes and ForkJoinPool - Use synchronized blocks and the volatile keyword |
| Annotations | 5% | - Describe the purpose of annotations - Apply standard annotations to classes and methods - Create custom annotations |
| Working with Streams and Lambda expressions | 13% | - Filter a collection using lambda expressions - Use method references with streams - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use the Stream API to perform terminal operations - Describe the Stream interface and pipeline - Use functional interfaces with lambda expressions |
| 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 |
| Working with Java OOP | 15% | - Implement encapsulation - Use abstract classes and interfaces - Implement inheritance - Create inner classes and use them within other classes - Apply the static keyword to methods and fields - Implement polymorphism - Apply the final keyword to classes, methods, and fields |
| Database Applications with JDBC | 5% | - Connect to a database using JDBC - Describe the advantages of using a connection pool - Execute queries and process results - Use parameterized queries |
| Working with Java data types | 12% | - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Read or write to object fields - Declare and initialize variables - Differentiate between object reference variables and primitive variables - Manipulate data using the StringBuilder class and its methods - Create and manipulate strings - Call methods on objects |
| Exception Handling and Localization | 10% | - Create try-catch blocks and understand exception propagation - Use assertions - Use resource bundles and locale classes for internationalization - Use standard exception classes - Describe the advantages of exception handling - Create and throw custom exceptions |
| Java Platform Module System | 10% | - Explain the default modules and class path - Use jdeps to determine dependencies - Deploy and execute modules - Migrate applications to use modules - Declare module dependencies - Explain the concept of module exports and requires |
| Working with Arrays and Collections | 8% | - Use generic types and diamond operator - Filter a collection using lambda expressions - Create a list, set, map, or queue collection - Iterate through a collection - Sort elements in a collection - Search for elements in a collection |
| Controlling Program Flow | 10% | - Use switch statements - Use for, while, and do/while loops - Use if and if/else statements - Use break and continue statements - Use Java control statements |
| I/O (Fundamentals and NIO2) | 7% | - Use Path interface to manipulate file paths - 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 |
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