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Oracle 1z1-813 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Concurrency Enhancements | 10% | - Fork/Join framework - Java SE 8 concurrent collections improvements - Executors, ExecutorService, Callable, Future |
| Java Stream API | 20% | - Lazy evaluation and parallel streams - Reduction, decomposition, and aggregation operations - Stream pipelines, intermediate and terminal operations - Stream creation: Arrays.stream(), IntStream.range(), etc. |
| Interfaces and Lambda Expressions | 15% | - Functional interfaces and lambda expressions - Method references - Static and default methods in interfaces - Inheritance rules for default methods |
| Java File I/O (NIO.2) | 15% | - DirectoryStream and FileVisitor - PathMatcher and file attributes - WatchService for directory changes - Path and Files classes operations |
| Java Date/Time API | 15% | - LocalDate, LocalTime, LocalDateTime, Instant - Period, Duration, and ChronoUnit - Time zones and daylight saving adjustments - Formatting and parsing dates/times |
| Java Language Enhancements | 15% | - Type inference and target typing - Multi-catch exception handling - Try-with-resources statements - Diamond operator improvements - String in switch statement, binary literals, underscores in literals |
| Localization | 10% | - Formatting dates, numbers, and currencies - Locale class and resource bundles |
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