Oracle 1z0-809 Exam Collection - Java SE 8 Programmer II

Updated: Aug 07, 2026
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Certification Path

Oracle Java SE 8 Programmer I can act as a prerequisite for this 1Z0-809 exam.

What is the duration of the 1Z0-809 Exam

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

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

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:

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

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Oracle 1z0-809 Exam Syllabus Topics:

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

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