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1Z0-809 Exam topics
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- Java File I/O (NIO.2)
- Java Class Design
- Java Stream API
- Java I/O Fundamentals
- Building Database Applications with JDBC
- Java Concurrency
- Generics and Collections
- Use Java SE 8 Date/Time API
- Localization
- Lambda Built-in Functional Interfaces
- Advanced Java Class Design
- Exceptions and Assertions
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Oracle 1z1-809 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Generics and Collections | 15% | - Analyze type safety and type erasure - Sort and search collections - Use Collections Framework: List, Set, Map, Queue - Use generic classes, interfaces, and methods |
| Topic 2: Java Stream API | 15% | - Use terminal operations: collect, reduce, count - Filter, map, and process streams - Work with Optional class - Describe Stream interface and pipeline |
| Topic 3: Concurrency | 12% | - Control thread lifecycle and synchronization - Use java.util.concurrent components - Use Executors, Callable, Future - Create threads: Thread class, Runnable, ExecutorService |
| Topic 4: Localization | 5% | - Format numbers, dates, messages - Work with resource bundles - Use Locale class |
| Topic 5: Advanced Java Class Design | 10% | - Use enumerated types - Use abstract classes and methods - Use final keyword - Create inner classes: static, local, nested, anonymous |
| Topic 6: Java I/O and NIO.2 | 8% | - Stream operations on files - Read/write with java.io API - Use Path, Files, FileSystem API |
| Topic 7: Java SE 8 Date/Time API | 7% | - Format and parse dates/times - Use LocalDate, LocalTime, LocalDateTime, Instant - Work with Period, Duration, time zones |
| Topic 8: Exceptions and Assertions | 8% | - Use assertions - Use try-catch, multi-catch, finally - Use try-with-resources - Create custom exceptions |
| Topic 9: Lambda Expressions and Functional Interfaces | 15% | - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Create and use lambda expressions - Use primitive and binary variants of functional interfaces - Use method references |
| Topic 10: JDBC | 5% | - Connect to database - Execute queries and updates - Process resultsets |
| Topic 11: Java Class Design | 15% | - Implement inheritance including visibility modifiers and composition - Implement encapsulation - Implement polymorphism - Override hashCode, equals, and toString methods - Use static keyword in blocks, variables, methods, classes - Create singleton and immutable classes |
