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- Exam Code: 1z0-809 Korean
- Exam Name: Java SE 8 Programmer II (1z0-809 Korean Version) Updated: Sep 08, 2026
- Q & A: 209 Questions and Answers
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- Exam Code: 1z0-809 Korean
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- Q & A: 209 Questions and Answers
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Oracle 1z0-809 Korean valid - Testing Engine
- Exam Code: 1z0-809 Korean
- Exam Name: Java SE 8 Programmer II (1z0-809 Korean Version)
- Q & A: 209 Questions and Answers
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- Localization
- Java Concurrency
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- Advanced Java Class Design
- Exceptions and Assertions
- Java Class Design
- Generics and Collections
- Use Java SE 8 Date/Time API
- Building Database Applications with JDBC
- Java Stream API
- Java File I/O (NIO.2)
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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.
Oracle 1z0-809 Korean Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Java Class Design | 15% | - Override hashCode, equals, and toString methods - Create singleton and immutable classes - Implement encapsulation - Implement polymorphism - Implement inheritance including visibility modifiers and composition - Use static keyword in blocks, variables, methods, classes |
| Topic 2: Java SE 8 Date/Time API | 7% | - Use LocalDate, LocalTime, LocalDateTime, Instant - Format and parse dates/times - Work with Period, Duration, time zones |
| Topic 3: Lambda Expressions and Functional Interfaces | 15% | - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Use primitive and binary variants of functional interfaces - Use method references - Create and use lambda expressions |
| Topic 4: JDBC | 5% | - Execute queries and updates - Connect to database - Process resultsets |
| Topic 5: Exceptions and Assertions | 8% | - Create custom exceptions - Use assertions - Use try-with-resources - Use try-catch, multi-catch, finally |
| Topic 6: Java I/O and NIO.2 | 8% | - Use Path, Files, FileSystem API - Read/write with java.io API - Stream operations on files |
| Topic 7: Advanced Java Class Design | 10% | - Use abstract classes and methods - Create inner classes: static, local, nested, anonymous - Use enumerated types - Use final keyword |
| Topic 8: Concurrency | 12% | - Use java.util.concurrent components - Control thread lifecycle and synchronization - Use Executors, Callable, Future - Create threads: Thread class, Runnable, ExecutorService |
| Topic 9: Java Stream API | 15% | - Describe Stream interface and pipeline - Filter, map, and process streams - Use terminal operations: collect, reduce, count - Work with Optional class |
| Topic 10: Generics and Collections | 15% | - Use generic classes, interfaces, and methods - Use Collections Framework: List, Set, Map, Queue - Sort and search collections - Analyze type safety and type erasure |
| Topic 11: Localization | 5% | - Work with resource bundles - Format numbers, dates, messages - Use Locale class |
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