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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
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1z0-809 Korean

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Oracle 1z0-809 is an advanced Java certification exam that is designed for professionals who have already passed the Java SE 8 Programmer I exam. Java SE 8 Programmer II (1z0-809 Korean Version) certification exam is intended to test the proficiency of professionals in Java programming skills and advanced concepts of Java SE 8. 1z1-809-KR exam is a comprehensive evaluation of a candidate's knowledge of Java programming language and its libraries, including topics such as concurrency, I/O, and NIO. 1z1-809-KR exam has a duration of 150 minutes and consists of 85 multiple-choice questions.

Oracle created 1z1-809-KR exam to help professionals validate their skills and knowledge and certify their advanced Java programming abilities. Java SE 8 Programmer II (1z0-809 Korean Version) certification exam lasts 2.5 hours and consists of 85 multiple choice and short answer questions.

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

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