Oracle Java SE 8 Programmer II (1z0-809 Korean Version) : 1z0-809 Korean

  • Exam Code: 1z0-809-KR
  • Exam Name: Java SE 8 Programmer II (1z0-809 Korean Version)
  • Updated: Jul 24, 2026
  • Q & A: 209 Questions and Answers

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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.

There are several components you can interact with when you take our mock exams:

  • Read the question and select only the answer(s) you think are correct by checking the corresponding check box.
  • Mark the Java Certification Questions you wish to review later. All the questions you have marked will be listed in the right section “marked questions”. You will be able to jump directly to the question from this list.
  • Navigate the Java Certification Questions using the “Previous” and “Next” buttons.
  • Keep an eye on the countdown. This will tell you how much time is left. When the countdown expires, the test will be automatically submitted.
  • Take a look at the progress bar at the top; it will tell how you are progressing throughout the exam.
  • Once the test is submitted, the result section will expand. Here, you will be able to review all the questions of the test. From here, you can also navigate directly to each question.
  • if you want to take a look at the correct answers for a question, just click the “Solution” button. In the solution section you will be able to check your answers as well as find a full explanation.

For more info visit: Oracle Java8 1Z0-809 Exam Reference

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.

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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How to book the 1Z0-809 Exam

These are following steps for registering the Oracle 1Z0-809 exam. Step 1: Visit to Pearson Exam Registration Step 2: Signup/Login to Pearson VUE account Step 3: Search for Oracle 1Z0-809 Exam Certifications Exam Step 4: Select Date, time and confirm with the payment method

Oracle 1z0-809 Korean Exam Syllabus Topics:

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

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