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

  • Exam Code: 1z1-809-KR
  • Exam Name: Java SE 8 Programmer II (1z0-809 Korean Version)
  • Updated: Aug 16, 2026
  • Q&As: 209 Questions and Answers

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

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