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

  • Exam Code: 1z0-809 Korean
  • Exam Name: Java SE 8 Programmer II (1z0-809 Korean Version)
  • Updated: Aug 28, 2026     Q & A: 209 Questions and Answers

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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.

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.

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

Oracle 1z0-809 Korean Exam Syllabus Topics:

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

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