Oracle 1z0-809日本語 : Java SE 8 Programmer II (1z0-809日本語版)
- Exam Code: 1z0-809日本語
- Exam Name: Java SE 8 Programmer II (1z0-809日本語版)
- Updated: Jul 23, 2026
- Q & A: 209 Questions and Answers
About Oracle 1z0-809日本語 Exam
How much 1Z0-809 Exam Cost
The price of the 1Z0-809 exam is $245 USD.
Oracle Java SE 8 Programmer II 1Z0-809 Exam
Oracle Java SE 8 Programmer II 1Z0-809 Exam is related to Oracle Java SE and credits toward Oracle Certified Professional and Java SE 8 Programmer Certification. This exam is part second of the Java SE 8 Programmer. This exam validates the ability to develop code that uses the static keyword on blocks, variables, methods and chases, implements and intends interfaces and use the at override annotation, search for data by using search methods of the stream classes, save results to a collection. It also validates the ability to create and manage date-based and time-based events including a combination of date and time int a single object. Java EE Developers, Web Developers and Java Developers usually hold or pursue this certification and you can expect the same job role after completion of this certification.
Certification Path
Oracle Java SE 8 Programmer I can act as a prerequisite for this 1Z0-809 exam.
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Oracle 1z0-809日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Java Stream API | 15% | - Describe Stream interface and pipeline - Use terminal operations: collect, reduce, count - Work with Optional class - Filter, map, and process streams |
| Java Class Design | 15% | - Implement inheritance including visibility modifiers and composition - Override hashCode, equals, and toString methods - Implement polymorphism - Use static keyword in blocks, variables, methods, classes - Implement encapsulation - Create singleton and immutable classes |
| Lambda Expressions and Functional Interfaces | 15% | - Create and use lambda expressions - Use primitive and binary variants of functional interfaces - Use method references - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier |
| JDBC | 5% | - Process resultsets - Connect to database - Execute queries and updates |
| Concurrency | 12% | - Use Executors, Callable, Future - Control thread lifecycle and synchronization - Create threads: Thread class, Runnable, ExecutorService - Use java.util.concurrent components |
| Advanced Java Class Design | 10% | - Create inner classes: static, local, nested, anonymous - Use abstract classes and methods - Use enumerated types - Use final keyword |
| Exceptions and Assertions | 8% | - Create custom exceptions - Use try-with-resources - Use assertions - Use try-catch, multi-catch, finally |
| Localization | 5% | - Work with resource bundles - Format numbers, dates, messages - Use Locale class |
| Java SE 8 Date/Time API | 7% | - Format and parse dates/times - Work with Period, Duration, time zones - Use LocalDate, LocalTime, LocalDateTime, Instant |
| Generics and Collections | 15% | - Use Collections Framework: List, Set, Map, Queue - Analyze type safety and type erasure - Use generic classes, interfaces, and methods - Sort and search collections |
| Java I/O and NIO.2 | 8% | - Stream operations on files - Use Path, Files, FileSystem API - Read/write with java.io API |
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