• Exam Code: 1z0-809
  • Exam Name: Java SE 8 Programmer II (1z0-809日本語版)
  • Certification Provider: Oracle
  • Corresponding Certification:Java SE
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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:

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

Java 1Z0-809 Free Test is a test created to demonstrate all the features of our Java8 Professional Web Simulator. You will be able to access 25 full questions and will have 44 minutes to finish the test.

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Oracle 1z0-809日本語 Exam Syllabus Topics:

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

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