• Exam Code: 1z0-809
  • Exam Name: Java SE 8 Programmer II (1z0-809 Korean Version)
  • Certification Provider: Oracle
  • Corresponding Certification: Java SE
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  • Exam Code: 1z0-809 Korean
  • Exam Name: Java SE 8 Programmer II (1z0-809 Korean Version)
  • No. of Questions: 209 Questions and Answers
  • Updated: May 30, 2026
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Oracle 1z0-809 Korean Exam Syllabus Topics:

TopicDetails
Topic 1
  • Create And Use Arraylist, Treeset, Treemap, And Arraydeque Objects
  • Override Hashcode, Equals, And Tostring Methods From Object Class
Topic 2
  • Develop Code That Declares, Implements And
  • Or Extends Interfaces And Use The @Override Annotation
  • Develop Code That Uses The Optional Class
Topic 3
  • Use Enumerated Types Including Methods, And Constructors In An Enum Type
  • Implement Polymorphism
  • Create And Use A Generic Class
Topic 4
  • Develop Code That Uses Static Keyword On Initialize Blocks, Variables, Methods, And Classes
Topic 5
  • Develop Code That Uses Binary Versions Of Functional Interfaces
  • Use Autoclose Resources With A Try-With-Resources Statement
Topic 6
  • 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 7
  • Develop Code To Extract Data From An Object Using Peek() And Map() Methods Including Primitive Versions Of The Map() Method
Topic 8
  • Implement Inheritance Including Visibility Modifiers And Composition
  • Use Method References With Streams
Topic 9
  • Use The Built-In Interfaces Included In The Java.Util.Function Package Such As Predicate, Consumer, Function, And Supplier
Topic 10
  • Save Results To A Collection Using The Collect Method And Group
  • Partition Data Using The Collectors Class
Topic 11
  • Develop Code That Uses Primitive Versions Of Functional Interfaces
  • Develop Code That Uses Abstract Classes And Methods
Topic 12
  • Use Catch, Multi-Catch, And Finally Clauses
  • Use Flatmap() Methods In The Stream API
  • Develop Code That Uses The Final Keyword
Topic 13
  • Define And Create And Manage Date-Based And Time-Based Events Using Instant, Period, Duration, And Temporalunit
  • Filter A Collection By Using Lambda Expressions
Topic 14
  • Develop Code That Uses Stream Data Methods And Calculation Methods
  • Iterate Using Foreach Methods Of Streams And List
Topic 15
  • Work With Dates And Times Across Timezones And Manage Changes Resulting From Daylight Savings Including Format Date And Times Values
Topic 16
  • Create And Use Singleton Classes And Immutable Classes
  • Use Java.Util.Comparator And Java.Lang.Comparable Interfaces
Topic 17
  • Describe Stream Interface And Stream Pipeline
  • Create Inner Classes Including Static Inner Class, Local Class, Nested Class, And Anonymous Inner Class
Topic 18
  • Develop Code That Uses The Unaryoperator Interface
  • Create Custom Exceptions And Auto-Closeable Resources
  • Lambda Built-In Functional Interfaces

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

Conclusion

Certified specialists in the field of Java development are highly valued by employers of large IT companies, so only those candidates who have proven their practical skills in using Java language by passing specialized Oracle exams can avoid serious competition and show their expertise. However, having the OCP Java SE 8 Programmer certificate will not only set you apart from other applicants but allow you to qualify for a higher salary.

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What is the duration of the 1Z0-809 Exam

  • Passing Score: 65%
  • Format: Multiple choices, multiple answers
  • Number of Questions: 85
  • Length of Examination: 150 minutes

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  • Oracle Certified Java Programmer Certifications provide opportunities to get a job easily in which they are interested in instead of wasting years and ending without getting any experience.
  • Oracle Certified Java Programmer Certification provides practical experience to candidates from all the aspects to be a proficient worker in the organization.
  • Oracle Certified Java Programmer has the knowledge to use the tools to complete the task efficiently and cost-effectively than the other non-certified professionals lack in doing so.
  • Oracle Certified Java Programmer will be confident and stand different from others as their skills are more trained than non-certified professionals.
  • Oracle Certified Java Programmer have more useful and relevant networks that help them in setting career goals for themselves. Oracle Certified Java Programmer networks provide them with the right career direction than non certified usually are unable to get.
  • Oracle Certified Java Programmer is distinguished among competitors. Oracle Certified Java Programmer certification can give them an edge at that time easily when candidates appear for a job interview employers seek to notify something which differentiates the individual to another.

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