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Oracle 1z0-809日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Java SE 8 Date/Time API | 7% | - Work with Period, Duration, time zones - Use LocalDate, LocalTime, LocalDateTime, Instant - Format and parse dates/times |
| Topic 2: Generics and Collections | 15% | - Use generic classes, interfaces, and methods - Use Collections Framework: List, Set, Map, Queue - Sort and search collections - Analyze type safety and type erasure |
| Topic 3: Java Class Design | 15% | - Implement polymorphism - Override hashCode, equals, and toString methods - Create singleton and immutable classes - Implement encapsulation - Implement inheritance including visibility modifiers and composition - Use static keyword in blocks, variables, methods, classes |
| Topic 4: Concurrency | 12% | - Use java.util.concurrent components - Use Executors, Callable, Future - Create threads: Thread class, Runnable, ExecutorService - Control thread lifecycle and synchronization |
| Topic 5: Localization | 5% | - Format numbers, dates, messages - Use Locale class - Work with resource bundles |
| Topic 6: Exceptions and Assertions | 8% | - Use assertions - Use try-with-resources - Use try-catch, multi-catch, finally - Create custom exceptions |
| Topic 7: Advanced Java Class Design | 10% | - Use enumerated types - Create inner classes: static, local, nested, anonymous - Use abstract classes and methods - Use final keyword |
| Topic 8: Lambda Expressions and Functional Interfaces | 15% | - Use primitive and binary variants of functional interfaces - Use method references - Create and use lambda expressions - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier |
| Topic 9: Java Stream API | 15% | - Describe Stream interface and pipeline - Use terminal operations: collect, reduce, count - Filter, map, and process streams - Work with Optional class |
| Topic 10: JDBC | 5% | - Process resultsets - Execute queries and updates - Connect to database |
| Topic 11: Java I/O and NIO.2 | 8% | - Stream operations on files - Use Path, Files, FileSystem API - Read/write with java.io API |
