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Oracle 1z1-813 exam comprises of 70 multiple-choice questions that must be completed within 150 minutes. 1z1-813-JPN exam covers various topics such as Java class design, generics, Lambda expressions, concurrency, and much more. 1z1-813-JPN exam is an excellent opportunity for Java programmers to upgrade their skills to the latest version and stay competitive in the job market.
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To take the Oracle 1z1-813 exam, candidates must have a strong understanding of Java SE 6 and all prior versions. They should also have experience developing Java applications using Java SE 8 features and enhancements. 1z1-813-JPN exam consists of 80 multiple-choice questions and has a duration of 150 minutes. Passing the Oracle 1z1-813 exam is an excellent way for Java developers to demonstrate their expertise and improve their career prospects.
| Section | Objectives |
|---|---|
| Localization and Date/Time | - Formatting dates, numbers and currency - Locale and resource bundles - Date and time API (LocalDate, LocalTime, Instant, Period, Duration) |
| Concurrency | - java.util.concurrent classes and thread pools - Lock, ReadWriteLock, ReentrantLock and atomic variables - Fork/Join Framework and parallelism |
| Java File I/O (NIO.2) | - Path and Files operations - Directory traversal and WatchService - PathMatcher and file tree walking |
| Java Collections & Streams | - Enhancements to collections and iterating with lambdas - Stream API, filtering, mapping and reduction |
| Language Enhancements | - Static and default interface methods - Try-with-resources and AutoCloseable - String in switch, binary and underscore numeric literals - Multi-catch exception handling |
| Lambda and Functional Features | - Functional interfaces and lambda expressions - Method references and built-in functional types |
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