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Oracle Java SE 8 Programmer II (1z0-809日本語版) : 1z0-809日本語

1z0-809日本語

Exam Code: 1z1-809-JPN

Exam Name: Java SE 8 Programmer II (1z0-809日本語版)

Updated: Oct 29, 2026

Q & A: 209 Questions and Answers

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Oracle 1z0-809日本語 Exam Syllabus Topics:

SectionObjectives
Topic 1: Java I/O Fundamentals- Input and output
  • 1. Use serialization
  • 2. Use BufferedReader and BufferedWriter
  • 3. Read and write files
Topic 2: Localization- Internationalization
  • 1. Use Locale and ResourceBundle
  • 2. Handle localization properties
  • 3. Format dates and numbers
Topic 3: Java File I/O- NIO.2 API
  • 1. Traverse directory structures
  • 2. Read file attributes
  • 3. Use Path and Files classes
Topic 4: Lambda Built-in Functional Interfaces- Functional programming
  • 1. Use primitive functional interfaces
  • 2. Use Predicate, Consumer, Function, and Supplier
  • 3. Use UnaryOperator and BinaryOperator
Topic 5: Java SE 8 Date/Time API- Date and time handling
  • 1. Format and parse date values
  • 2. Use LocalDate, LocalTime, and LocalDateTime
  • 3. Use Period and Duration
Topic 6: Building Database Applications with JDBC- Database connectivity
  • 1. Use JDBC drivers and connections
  • 2. Execute SQL statements
  • 3. Process ResultSet data
Topic 7: Java Class Design- Object-oriented principles
  • 1. Override equals, hashCode, and toString
  • 2. Implement encapsulation
  • 3. Create singleton and immutable classes
  • 4. Implement inheritance and polymorphism
  • 5. Use static variables, methods, and initialization blocks
Topic 8: Java Stream API- Stream processing
  • 1. Collect and group stream results
  • 2. Use Optional
  • 3. Sort and filter data using streams
  • 4. Use findFirst, findAny, and match methods
  • 5. Use map, flatMap, and peek
Topic 9: Generics and Collections- Collections framework
  • 1. Use ArrayList, TreeSet, TreeMap, and ArrayDeque
  • 2. Use Comparator and Comparable
  • 3. Iterate collections with Streams and forEach
  • 4. Create and use generic classes
Topic 10: Exceptions and Assertions- Error handling
  • 1. Use assertions
  • 2. Create custom exceptions
  • 3. Use try-catch and try-with-resources
Topic 11: Advanced Java Class Design- Advanced object-oriented features
  • 1. Use abstract classes and interfaces
  • 2. Develop Lambda expressions
  • 3. Create nested and inner classes
  • 4. Use enum types
  • 5. Use the final keyword
Topic 12: Java Concurrency- Multithreading
  • 1. Use ExecutorService
  • 2. Use synchronized blocks and locks
  • 3. Use concurrent collections
  • 4. Create and manage threads
1z1-809-JPN Related Exams
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1z0-809-JPN - Java SE 8 Programmer II (1z0-809日本語版)
1z0-809-KR - Java SE 8 Programmer II (1z0-809 Korean Version)
1z1-830 - Java SE 21 Developer Professional
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