Oracle Java SE 8 Programmer II (1z0-809 Korean Version) : 1z0-809 Korean

  • Exam Code: 1z1-809-KR
  • Exam Name: Java SE 8 Programmer II (1z0-809 Korean Version)
  • Updated: Aug 18, 2026
  • Q&As: 209 Questions and Answers

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About Oracle 1z0-809 Korean Real Exam

Who should take the 1Z0-809 exam

The Oracle Java SE 8 Programmer II 1Z0-809 Exam certification is an internationally-recognized validation that identifies persons who earn it as possessing skilled as an Oracle Certified Java Programmer. If a candidate wants significant improvement in career growth needs enhanced knowledge, skills, and talents. The Oracle Java SE 8 Programmer II 1Z0-809 Exam certification provides proof of this advanced knowledge and skill. If a candidate has knowledge of associated technologies and skills that are required to pass Oracle Java SE 8 Programmer II 1Z0-809 Exam then he should take this exam.

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

What is the duration of the 1Z0-809 Exam

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

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There are two main types of resources for preparation of certification exams first there are the study guides and the books that are detailed and suitable for building knowledge from ground up then there are video tutorial and lectures that can somehow ease the pain of through study and are comparatively less boring for some candidates yet these demand time and concentration from the learner. Smart Candidates who want to build a solid foundation in all exam topics and related technologies usually combine video lectures with study guides to reap the benefits of both but there is one crucial preparation tool as often overlooked by most candidates the practice exams. Practice exams are built to make students comfortable with the real exam environment. Statistics have shown that most students fail not due to that preparation but due to exam anxiety the fear of the unknown. Prep4away expert team recommends you to prepare some notes on these topics along with it don't forget to practice Oracle 1Z0-809 exam dumps which have been written by our expert team, Both these will help you a lot to clear this exam with good marks.

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Oracle 1z0-809 Korean Exam Syllabus Topics:

SectionObjectives
Topic 1: Advanced Java Class Design- Advanced object-oriented features
  • 1. Create nested and inner classes
  • 2. Develop Lambda expressions
  • 3. Use enum types
  • 4. Use the final keyword
  • 5. Use abstract classes and interfaces
Topic 2: Java Concurrency- Multithreading
  • 1. Use ExecutorService
  • 2. Use synchronized blocks and locks
  • 3. Create and manage threads
  • 4. Use concurrent collections
Topic 3: Java Class Design- Object-oriented principles
  • 1. Implement encapsulation
  • 2. Use static variables, methods, and initialization blocks
  • 3. Create singleton and immutable classes
  • 4. Implement inheritance and polymorphism
  • 5. Override equals, hashCode, and toString
Topic 4: Generics and Collections- Collections framework
  • 1. Create and use generic classes
  • 2. Use ArrayList, TreeSet, TreeMap, and ArrayDeque
  • 3. Iterate collections with Streams and forEach
  • 4. Use Comparator and Comparable
Topic 5: Lambda Built-in Functional Interfaces- Functional programming
  • 1. Use Predicate, Consumer, Function, and Supplier
  • 2. Use UnaryOperator and BinaryOperator
  • 3. Use primitive functional interfaces
Topic 6: Java SE 8 Date/Time API- Date and time handling
  • 1. Format and parse date values
  • 2. Use Period and Duration
  • 3. Use LocalDate, LocalTime, and LocalDateTime
Topic 7: Java Stream API- Stream processing
  • 1. Collect and group stream results
  • 2. Use Optional
  • 3. Use findFirst, findAny, and match methods
  • 4. Use map, flatMap, and peek
  • 5. Sort and filter data using streams
Topic 8: Building Database Applications with JDBC- Database connectivity
  • 1. Use JDBC drivers and connections
  • 2. Process ResultSet data
  • 3. Execute SQL statements
Topic 9: Java File I/O- NIO.2 API
  • 1. Traverse directory structures
  • 2. Use Path and Files classes
  • 3. Read file attributes
Topic 10: Java I/O Fundamentals- Input and output
  • 1. Use BufferedReader and BufferedWriter
  • 2. Read and write files
  • 3. Use serialization
Topic 11: Localization- Internationalization
  • 1. Use Locale and ResourceBundle
  • 2. Format dates and numbers
  • 3. Handle localization properties
Topic 12: Exceptions and Assertions- Error handling
  • 1. Use try-catch and try-with-resources
  • 2. Use assertions
  • 3. Create custom exceptions

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