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

  • Exam Code: 1z1-809-KR
  • Exam Name: Java SE 8 Programmer II (1z0-809 Korean Version)
  • Updated: Aug 09, 2026
  • Q&As: 209 Questions and Answers

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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

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

Given that this exam is at the professional level of certification, candidates have a large amount of work to do. Therefore, the first thing that is recommended is to thoroughly review the complete list of topics available on the official exam page, which includes:

  • Java Concurrency. The candidates must be able to create worker threads, as well as to use parallel Fork/Join Framework and parallel Streams.
  • Localization. In particular how to read and set the locale by using the Locale object, to create and read a Properties file, and to build a recourse bundle for each locale.
  • Stream API. It means the code development that uses optional class, Stream data, and calculation methods in addition to sorting a collection using Stream API.
  • I/O Fundamentals. It means the skill of reading and writing data from the console.
  • Generics and Collections. This allows the candidate to create and use a generic class as well as ArrayList, TreeSet, TreeMap, and ArrayDeque objects.
  • Exceptions and Assertions. In other words, how to use try-catch and throw statements, alongside creating custom exceptions and Auto-closeable resources.
  • Advanced Class Design. Specifically, candidates must demonstrate skills in how to implement encapsulation, polymorphism, and inheritance.
  • NIO.2, Path Interface, and Files Class.

To apply for this Oracle certification test, you should first pay $245 for a voucher. After that, go to Pearson VUE and log into your account. Enter the exam code, which should be 1Z0-809, and follow the instructions that will pop up.

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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:

  • 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.
  • 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.
  • 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.
  • 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.
  • Take a look at the progress bar at the top; it will tell how you are progressing throughout the exam.
  • Read the question and select only the answer(s) you think are correct by checking the corresponding check box.

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

Oracle Java SE 8 Programmer II 1Z0-809 Exam

Oracle Java SE 8 Programmer II 1Z0-809 Exam is related to Oracle Java SE and credits toward Oracle Certified Professional and Java SE 8 Programmer Certification. This exam is part second of the Java SE 8 Programmer. This exam validates the ability to develop code that uses the static keyword on blocks, variables, methods and chases, implements and intends interfaces and use the at override annotation, search for data by using search methods of the stream classes, save results to a collection. It also validates the ability to create and manage date-based and time-based events including a combination of date and time int a single object. Java EE Developers, Web Developers and Java Developers usually hold or pursue this certification and you can expect the same job role after completion of this certification.

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Oracle 1z0-809 Korean Exam Syllabus Topics:

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