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

  • Exam Code: 1z1-809-JPN
  • Exam Name: Java SE 8 Programmer II (1z0-809日本語版)
  • Updated: Sep 20, 2026
  • Q&As: 209 Questions and Answers

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The 1z1-809 exam is a multiple-choice exam that covers a wide range of Java programming topics, including Java Class Design, Advanced Java Class Design, Generics and Collections, Lambda Built-in Functional Interfaces, Java Stream API, Exceptions and Assertions, Java I/O Fundamentals, Java File I/O (NIO.2), Java Concurrency, Building Database Applications with JDBC, Localization, Annotations, and Java Time API. To pass the exam, candidates need to demonstrate a good understanding of all these topics and the ability to apply them in real-world programming scenarios.

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As the Java programming language grows, Oracle has developed a comprehensive certification exam to ensure that developers possess the knowledge and skills necessary to create scalable and robust Java applications. The 1z1-809 exam is closely related to the 1z0-808 exam, which tests fundamental Java skills. Passing it demonstrates proficiency in advanced Java programming and may be used as evidence for Java professional advancement. Java SE 8 Programmer II (1z0-809日本語版) certification exam is essential for Java professionals seeking to expand their Java programming knowledge and proficiency.

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To prepare for the Oracle 1z1-809 exam, candidates should have a good understanding of Java programming language and its core concepts. They should also have hands-on experience in developing Java applications using Java SE 8. Candidates can take advantage of various study materials, including books, online courses, and practice exams, to prepare for the exam.

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日本語 Exam Syllabus Topics:

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

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