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1z0-813 - Upgrade to Java SE 8 OCP
1z0-813 exam is part of the new Oracle Certified Professional - Java SE 8 Programmer certification. This exam measures your ability and skills related to Java SE 8 Programming include Language Enhancements, Concurrency, Localization, Java File I/O, Lambda, Java Collections, and Java Streams.
Exam Difficulty
When preparing for the 1z0-813 certification exam, the real world experience is required to stand a reasonable chance of passing 1z0-813 exam. Oracle recommended courses does not replace the requirement for experience. So, It is very difficult for the candidate to pass the 1z0-813 exam without experience.
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Oracle 1z1-813 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Java Language Enhancements | 15% | - Multi-catch exception handling - Diamond operator improvements - Try-with-resources statements - Type inference and target typing - String in switch statement, binary literals, underscores in literals |
| Topic 2: 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. |
| Topic 3: Java File I/O (NIO.2) | 15% | - PathMatcher and file attributes - WatchService for directory changes - Path and Files classes operations - DirectoryStream and FileVisitor |
| Topic 4: Localization | 10% | - Formatting dates, numbers, and currencies - Locale class and resource bundles |
| Topic 5: Java Date/Time API | 15% | - LocalDate, LocalTime, LocalDateTime, Instant - Time zones and daylight saving adjustments - Formatting and parsing dates/times - Period, Duration, and ChronoUnit |
| Topic 6: Interfaces and Lambda Expressions | 15% | - Method references - Inheritance rules for default methods - Functional interfaces and lambda expressions - Static and default methods in interfaces |
| Topic 7: Concurrency Enhancements | 10% | - Executors, ExecutorService, Callable, Future - Fork/Join framework - Java SE 8 concurrent collections improvements |
