Advantage in the Career after to pass the Certification Exam
Having an Oracle Certified Professional - Java SE 8 Programmer certification will certainly give you an advantage when hiring managers to look at your resume. If you have certification is a significant advantage in jobs competition as compared to those who do not have one. If you have the certificate then you can move up the corporate ladder or into a better, higher-paying job in your company. You can also join a unique group of certified and skilled professionals. There are many companies that support their employees in earning these certifications that may even lead to promotions and raises as well. Many companies have requirements by their professional recertify every two to three years.
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.
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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
Oracle 1z0-813日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Java File I/O (NIO.2) | 15% | - DirectoryStream and FileVisitor - PathMatcher and file attributes - WatchService for directory changes - Path and Files classes operations |
| Java Date/Time API | 15% | - Formatting and parsing dates/times - LocalDate, LocalTime, LocalDateTime, Instant - Period, Duration, and ChronoUnit - Time zones and daylight saving adjustments |
| Java Stream API | 20% | - Lazy evaluation and parallel streams - Stream pipelines, intermediate and terminal operations - Stream creation: Arrays.stream(), IntStream.range(), etc. - Reduction, decomposition, and aggregation operations |
| Concurrency Enhancements | 10% | - Java SE 8 concurrent collections improvements - Fork/Join framework - Executors, ExecutorService, Callable, Future |
| Interfaces and Lambda Expressions | 15% | - Static and default methods in interfaces - Method references - Functional interfaces and lambda expressions - Inheritance rules for default methods |
| Java Language Enhancements | 15% | - String in switch statement, binary literals, underscores in literals - Multi-catch exception handling - Diamond operator improvements - Try-with-resources statements - Type inference and target typing |
| Localization | 10% | - Locale class and resource bundles - Formatting dates, numbers, and currencies |
