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