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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:

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

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

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