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Exam Code: 1z0-809
Exam Name: Java SE 8 Programmer II (1z0-809 Korean Version)
Certification Provider: Oracle
Corresponding Certification: Java SE

Try Oracle : 1z0-809 Korean valid & accurate questions and answers

1z0-809 Korean

Last Updated: Jul 26, 2026

No. of Questions: 209 Questions & Answers with Testing Engine

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Oracle 1z0-809 Korean Exam Syllabus Topics:

TopicDetails
Topic 1
  • Develop Code That Uses Stream Data Methods And Calculation Methods
  • Iterate Using Foreach Methods Of Streams And List
Topic 2
  • Create And Use Singleton Classes And Immutable Classes
  • Use Java.Util.Comparator And Java.Lang.Comparable Interfaces
Topic 3
  • Create And Use Arraylist, Treeset, Treemap, And Arraydeque Objects
  • Override Hashcode, Equals, And Tostring Methods From Object Class
Topic 4
  • Develop Code That Declares, Implements And
  • Or Extends Interfaces And Use The @Override Annotation
  • Develop Code That Uses The Optional Class
Topic 5
  • Work With Dates And Times Across Timezones And Manage Changes Resulting From Daylight Savings Including Format Date And Times Values
Topic 6
  • Develop Code That Uses The Unaryoperator Interface
  • Create Custom Exceptions And Auto-Closeable Resources
  • Lambda Built-In Functional Interfaces
Topic 7
  • Save Results To A Collection Using The Collect Method And Group
  • Partition Data Using The Collectors Class
Topic 8
  • Create And Manage Date-Based And Time-Based Events Including A Combination Of Date And Time Into A Single Object Using Localdate, Localtime, Localdatetime
Topic 9
  • Develop Code That Uses Binary Versions Of Functional Interfaces
  • Use Autoclose Resources With A Try-With-Resources Statement
Topic 10
  • Use The Built-In Interfaces Included In The Java.Util.Function Package Such As Predicate, Consumer, Function, And Supplier
Topic 11
  • Develop Code To Extract Data From An Object Using Peek() And Map() Methods Including Primitive Versions Of The Map() Method
Topic 12
  • Describe Stream Interface And Stream Pipeline
  • Create Inner Classes Including Static Inner Class, Local Class, Nested Class, And Anonymous Inner Class
Topic 13
  • Develop Code That Uses Static Keyword On Initialize Blocks, Variables, Methods, And Classes
Topic 14
  • Develop Code That Uses Primitive Versions Of Functional Interfaces
  • Develop Code That Uses Abstract Classes And Methods
Topic 15
  • Use Enumerated Types Including Methods, And Constructors In An Enum Type
  • Implement Polymorphism
  • Create And Use A Generic Class

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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1Z0-809 Exam topics

Candidates must know the exam topics before they start of preparation. Because it will really help them in hitting the core. Our Oracle 1Z0-809 exam dumps will include the following topics:

  • Exceptions and Assertions
  • Java Stream API
  • Generics and Collections
  • Building Database Applications with JDBC
  • Lambda Built-in Functional Interfaces
  • Java I/O Fundamentals
  • Java File I/O (NIO.2)
  • Localization
  • Java Class Design
  • Use Java SE 8 Date/Time API
  • Java Concurrency
  • Advanced Java Class Design

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