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How to book the Java SE 11 Developer Exam Number: 1Z0-819
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If you have at least some programming experience, we recommend using the ORACLE 1Z0-006 practice exam and ORACLE 1Z0-006 practice exams exam dumps and practice exams written for exam 1z0-816 and it covers most of what will be on the exam. CramPDF.con also has practice exams to prepare for the exam. Also, you can find mock exams to check the knowledge learned after reading the book.
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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 |
|---|---|---|
| Working with Java Data Types | 10-15% | - Handle text using String, StringBuilder and StringBuffer classes - Use primitives and wrapper classes, including operators, parentheses, type promotion and casting - Manipulate numeric values and formatting |
| Secure Coding and Localization | 5-8% | - Apply secure coding practices, input validation and data protection - Use Locale, ResourceBundle and formatting APIs for internationalization |
| Concurrency | 8-12% | - Create and manage threads, use ExecutorService, Callable and Future - Use synchronization, locks, atomic variables and concurrent collections - Use parallel streams and CompletableFuture |
| Java I/O and NIO.2 | 8-12% | - Manage files, directories and file attributes with java.nio.file API - Implement serialization and deserialization - Read and write data using streams, readers, writers and channels |
| Arrays and Collections | 12-18% | - Use generics, wildcards and diamond notation - Create and manipulate arrays, lists, sets, maps, queues and deques - Sort and search collections and arrays |
| Java Platform Module System | 8-12% | - Define modules, module declarations, requires, exports, opens, uses and provides - Compile, package and run modular applications - Use automatic modules and unnamed modules |
| JDBC Database Access | 5-8% | - Process result sets, manage transactions and resources - Connect to databases, execute queries and updates |
| Java Object-Oriented Approach | 15-20% | - Declare and instantiate classes, interfaces, abstract classes and nested classes - Apply encapsulation, inheritance, polymorphism and abstraction - Overload and override methods, use constructors and initializers - Use local variable type inference |
| Exception Handling and Assertions | 8-12% | - Create custom exceptions and use standard exceptions - Use try-catch-finally, try-with-resources, throw and throws - Use assertions appropriately |
| Lambda Expressions and Streams | 12-18% | - Use Optional class and primitive type streams - Define and use functional interfaces and lambda expressions - Create and use stream pipelines, including intermediate and terminal operations |
