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Oracle 1z0-809 (Java SE 8 Programmer II) Certification Exam is designed to test the advanced Java programming skills of professionals who have already earned the Oracle Certified Associate (OCA) Java SE 8 Programmer certification. 1z0-809-KR exam covers a range of topics related to Java SE 8, including functional programming, concurrency, generics, collections, and streams. Successful completion of the exam demonstrates a thorough understanding of these topics and the ability to apply them in real-world programming situations.

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1z1-809 (Java SE 8 Programmer II) certification exam covers advanced Java concepts such as collections, generics, Lambdas, functional interfaces, I/O, JDBC, concurrency, and more. By passing 1z0-809-KR exam, professionals can showcase their advanced programming skills and capabilities in Java development. Furthermore, it also verifies their ability to develop secure, robust, and efficient code using Java SE 8, which is the latest version of Java.

Oracle 1z0-809 Korean Exam Syllabus Topics:

TopicDetails
Topic 1
  • Develop Code To Extract Data From An Object Using Peek() And Map() Methods Including Primitive Versions Of The Map() Method
Topic 2
  • Search For Data By Using Search Methods Of The Stream Classes Including Findfirst, Findany, Anymatch, Allmatch, Nonematch
Topic 3
  • Develop Code That Uses Primitive Versions Of Functional Interfaces
  • Develop Code That Uses Abstract Classes And Methods
Topic 4
  • Implement Inheritance Including Visibility Modifiers And Composition
  • Use Method References With Streams
Topic 5
  • Develop Code That Declares, Implements And
  • Or Extends Interfaces And Use The @Override Annotation
  • Develop Code That Uses The Optional Class
Topic 6
  • Develop Code That Uses Binary Versions Of Functional Interfaces
  • Use Autoclose Resources With A Try-With-Resources Statement
Topic 7
  • Develop Code That Uses The Unaryoperator Interface
  • Create Custom Exceptions And Auto-Closeable Resources
  • Lambda Built-In Functional Interfaces
Topic 8
  • Use The Built-In Interfaces Included In The Java.Util.Function Package Such As Predicate, Consumer, Function, And Supplier
Topic 9
  • Save Results To A Collection Using The Collect Method And Group
  • Partition Data Using The Collectors Class
Topic 10
  • Create And Use Arraylist, Treeset, Treemap, And Arraydeque Objects
  • Override Hashcode, Equals, And Tostring Methods From Object Class
Topic 11
  • Describe Stream Interface And Stream Pipeline
  • Create Inner Classes Including Static Inner Class, Local Class, Nested Class, And Anonymous Inner Class
Topic 12
  • Develop Code That Uses Static Keyword On Initialize Blocks, Variables, Methods, And Classes
Topic 13
  • Use Catch, Multi-Catch, And Finally Clauses
  • Use Flatmap() Methods In The Stream API
  • Develop Code That Uses The Final Keyword

Reference: https://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:1Z0-809

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