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Last Updated: Jul 24, 2026

No. of Questions: 209 Questions & Answers with Testing Engine

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What is the duration of the 1Z0-809 Exam

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

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

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Oracle 1z0-809 Korean Exam Syllabus Topics:

SectionObjectives
Topic 1: Building Database Applications with JDBC- Database connectivity
  • 1. Process ResultSet data
  • 2. Execute SQL statements
  • 3. Use JDBC drivers and connections
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: Advanced Java Class Design- Advanced object-oriented features
  • 1. Develop Lambda expressions
  • 2. Create nested and inner classes
  • 3. Use enum types
  • 4. Use abstract classes and interfaces
  • 5. Use the final keyword
Topic 4: Localization- Internationalization
  • 1. Use Locale and ResourceBundle
  • 2. Handle localization properties
  • 3. Format dates and numbers
Topic 5: Exceptions and Assertions- Error handling
  • 1. Use assertions
  • 2. Create custom exceptions
  • 3. Use try-catch and try-with-resources
Topic 6: 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 7: 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 8: Java I/O Fundamentals- Input and output
  • 1. Read and write files
  • 2. Use serialization
  • 3. Use BufferedReader and BufferedWriter
Topic 9: Java Class Design- Object-oriented principles
  • 1. Implement encapsulation
  • 2. Override equals, hashCode, and toString
  • 3. Use static variables, methods, and initialization blocks
  • 4. Create singleton and immutable classes
  • 5. Implement inheritance and polymorphism
Topic 10: Java Concurrency- Multithreading
  • 1. Use concurrent collections
  • 2. Use synchronized blocks and locks
  • 3. Use ExecutorService
  • 4. Create and manage threads
Topic 11: 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 12: Java File I/O- NIO.2 API
  • 1. Traverse directory structures
  • 2. Read file attributes
  • 3. Use Path and Files classes
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