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Exam Difficulty
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Oracle 1z1-813 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Java Collections & Streams | - Enhancements to collections and iterating with lambdas - Stream API, filtering, mapping and reduction |
| Topic 2: Language Enhancements | - Static and default interface methods - Try-with-resources and AutoCloseable - Multi-catch exception handling - String in switch, binary and underscore numeric literals |
| Topic 3: Localization and Date/Time | - Date and time API (LocalDate, LocalTime, Instant, Period, Duration) - Formatting dates, numbers and currency - Locale and resource bundles |
| Topic 4: Java File I/O (NIO.2) | - Directory traversal and WatchService - PathMatcher and file tree walking - Path and Files operations |
| Topic 5: Lambda and Functional Features | - Functional interfaces and lambda expressions - Method references and built-in functional types |
| Topic 6: Concurrency | - Lock, ReadWriteLock, ReentrantLock and atomic variables - java.util.concurrent classes and thread pools - Fork/Join Framework and parallelism |
