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The Oracle 1Z0-809 exam is intended for those individuals who want to get the Oracle Certified Professional, Java SE 8 Programmer certification. The potential candidates for this test are those IT specialists who have some years of experience with Java SE 8 platform and hold the Oracle Certified Associate, Java SE 8 Programmer credential.

The Oracle 1Z0-809 is a 150-minute test with 85 questions, that are mainly of a multiple-choice format, but there may also be other types, such as drag and drop, simulations, or scenario-based. This certification exam is available in the English language and the passing score for it is 65%. However, you need to try to get more than that.

1Z0-809 Exam topics

Candidates must know the exam topics before they start of preparation. Because it will really help them in hitting the core. Our Oracle 1Z0-809 exam dumps will include the following topics:

  • Java Concurrency
  • Java Stream API
  • Localization
  • Advanced Java Class Design
  • Use Java SE 8 Date/Time API
  • Generics and Collections
  • Building Database Applications with JDBC
  • Java Class Design
  • Java I/O Fundamentals
  • Lambda Built-in Functional Interfaces
  • Java File I/O (NIO.2)
  • Exceptions and Assertions

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日本語 Exam Syllabus Topics:

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