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Certification Path
The Oracle Certified Professional - Java SE 8 Programmer certification requires the following certification before taking 1z0-813 exam.
- Java SE 6 any previous versions
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Oracle 1z0-813 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Java Stream API | 20% | - Reduction, decomposition, and aggregation operations - Lazy evaluation and parallel streams - Stream pipelines, intermediate and terminal operations - Stream creation: Arrays.stream(), IntStream.range(), etc. |
| Topic 2: Concurrency Enhancements | 10% | - Java SE 8 concurrent collections improvements - Fork/Join framework - Executors, ExecutorService, Callable, Future |
| Topic 3: Java Date/Time API | 15% | - Formatting and parsing dates/times - Period, Duration, and ChronoUnit - Time zones and daylight saving adjustments - LocalDate, LocalTime, LocalDateTime, Instant |
| Topic 4: Interfaces and Lambda Expressions | 15% | - Method references - Functional interfaces and lambda expressions - Inheritance rules for default methods - Static and default methods in interfaces |
| Topic 5: Java File I/O (NIO.2) | 15% | - Path and Files classes operations - PathMatcher and file attributes - WatchService for directory changes - DirectoryStream and FileVisitor |
| Topic 6: Localization | 10% | - Locale class and resource bundles - Formatting dates, numbers, and currencies |
| Topic 7: Java Language Enhancements | 15% | - Diamond operator improvements - Type inference and target typing - Try-with-resources statements - String in switch statement, binary literals, underscores in literals - Multi-catch exception handling |
