Who should take the exam
if you have the following prerequisite and required skills then you should take this exam for getting Oracle Certified Professional - Java SE 8 Programmer certificate.
- Have experience and skills of Java 6 or previous version programming
- Have expertise in Java 8 programming
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Which candidate knowledge the exam will verify
The 1z0-813 certification exam will verify that the successful candidate has important knowledge and skills necessary to Java SE 8 Programming include Language Enhancements, Concurrency, Localization, Java File I/O, Lambda, Java Collections, and Java Streams.
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Oracle 1z1-813日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Java File I/O (NIO.2) | 15% | - Path and Files classes operations - DirectoryStream and FileVisitor - PathMatcher and file attributes - WatchService for directory changes |
| Topic 2: Localization | 10% | - Locale class and resource bundles - Formatting dates, numbers, and currencies |
| Topic 3: Java Date/Time API | 15% | - Formatting and parsing dates/times - LocalDate, LocalTime, LocalDateTime, Instant - Time zones and daylight saving adjustments - Period, Duration, and ChronoUnit |
| Topic 4: Interfaces and Lambda Expressions | 15% | - Method references - Inheritance rules for default methods - Functional interfaces and lambda expressions - Static and default methods in interfaces |
| Topic 5: Concurrency Enhancements | 10% | - Java SE 8 concurrent collections improvements - Fork/Join framework - Executors, ExecutorService, Callable, Future |
| Topic 6: Java Language Enhancements | 15% | - Try-with-resources statements - Type inference and target typing - String in switch statement, binary literals, underscores in literals - Diamond operator improvements - Multi-catch exception handling |
| Topic 7: Java Stream API | 20% | - Stream creation: Arrays.stream(), IntStream.range(), etc. - Reduction, decomposition, and aggregation operations - Stream pipelines, intermediate and terminal operations - Lazy evaluation and parallel streams |
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