1z0-809 Korean exam dumps

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  • Exam Code: 1z0-809 Korean
  • Exam Name: Java SE 8 Programmer II (1z0-809 Korean Version)
  • No. of Questions: 209 Questions and Answers
  • Updated: Oct 22, 2026

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In the cyber age, proving your ability takes more than saying you have it. The Oracle Java SE 8 Programmer II (1z0-809 Korean Version) credential is how IT workers demonstrate skill, and PrepAwayETE's 1z0-809 Korean bank — 209 expert-verified practice questions — is how you prepare to earn it.

Oracle 1z0-809 Korean Exam Overview:

Certification Vendor:Oracle
Exam Name:Java SE 8 Programmer II
Exam Number:1Z0-809
Related Certifications:Oracle Certified Professional, Java SE 8 Programmer
Certificate Validity Period:Does not expire
Exam Format:Multiple Choice
Real Exam Qty:68
Exam Price:$245 USD
Passing Score:65%
Exam Duration:120 minutes
Available Languages:Chinese Simplified, English
Sample Questions: DOWNLOAD DEMO
Exam Way:Online proctored exam or test center delivery
Pre Condition:Candidates must first pass Oracle Certified Associate Java SE 8 Programmer (1Z0-808).
Official Syllabus URL:https://education.oracle.com/java-se-8-programmer-ii/pexam_1Z0-809

Oracle 1z0-809 Korean Exam Syllabus Topics:

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

Everything About the 1z0-809 Korean Exam and Our Materials

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Currently, the 1z0-809 Korean exam requires a passing score of 65% and carries a registration fee of $245 USD. Oracle can revise either figure, so confirm both on the official site before you schedule.

Because every step is built to save time. The 1z0-809 Korean bank is carefully made — expert-verified answers across the Oracle Java SE 8 Programmer II (1z0-809 Korean Version) objectives, organized for efficient study rather than endless reading. Delivery is instant upon payment, updates are free for 365 days and arrive by email automatically, and our customer service team is online 24 hours to give fast, precise replies whenever a question about the materials comes up. Efficiency is the design goal, from first click to exam day.

The Oracle Java SE 8 Programmer II (1z0-809 Korean Version) blueprint is structured around these main domains:

  • Lambda Built-in Functional Interfaces
  • Java Stream API
  • Java Class Design

Further domains complete the official outline; the question bank spans every one.

Per the latest exam information, the 1z0-809 Korean exam includes 68 questions and allows 120 minutes minutes. Rehearsing under the same limit at home removes one more unknown from exam day.

Upon successful payment, our system automatically emails the product to your mailbox — typically within about a minute — with an instant download link on screen, so you can start studying right away. If nothing arrives within two hours, check your spam folder and contact our 24-hour support team. Installations are unlimited, and your purchase includes 365 days of free updates delivered by email, plus a 50% renewal discount afterward.

Oracle lists these prerequisites for the Oracle Java SE 8 Programmer II (1z0-809 Korean Version): Candidates must first pass Oracle Certified Associate Java SE 8 Programmer (1Z0-808)..

Confirm the current requirements on the official certification page before registering.

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

주어진 코드 조각:
스트림<경로> 파일 = Files.walk(Paths.get(System.getProperty("user.home"))); files.forEach(fName -> {//라인 n1 try { 경로 aPath = fName.toAbsolutePath();//라인 n2 System.out.println(fName + ":"
+ Files.readAttributes(aPath, Basic.File.Attributes.class).creationTime());
} catch(IOException 예) {
ex.printStackTrace();
});
결과는 무엇입니까?

  • A. 홈 디렉토리 아래의 모든 파일과 디렉토리가 속성과 함께 나열됩니다.
  • B. 홈 디렉토리에 있는 파일이 속성과 함께 나열됩니다.
  • C. n1행에서 컴파일 오류가 발생했습니다.
  • D. n2행에서 컴파일 오류가 발생합니다.
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

주어진:
클래스 FuelNotAvailException 확장 예외 { }
클래스 차량 {
void ride()가 FuelNotAvailException {//라인 n1을 발생시킵니다.
System.out.println("행복한 여행!");
}
}
클래스 SolarVehicle 확장 차량 {
public void ride()는 예외를 던집니다. {//라인 n2
슈퍼 라이드();
}
}
및 코드 조각:
public static void main(String[] args)는 FuelNotAvailException, Exception { Vehicle v = new SolarVehicle(); v.ride();
}
코드 조각이 Happy Journey!를 인쇄할 수 있도록 하는 수정 사항은 무엇입니까?

  • A. n1행을 public void ride()로 교체하면 FuelNotAvailException이 발생합니다. {
  • B. n2행을 private void ride()로 교체하면 FuelNotAvailException이 발생합니다. {
  • C. n2행을 void ride()로 교체하고 예외를 던짐 {
  • D. n1번째 줄을 보호된 void ride() throws Exception {로 교체합니다.
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

주어진 코드 조각:

다음 중 n1번째 줄에 독립적으로 삽입하면 PEEK: Unix가 출력되는 두 개의 코드 조각은 무엇입니까?

  • A. .findAny();
  • B. .allMatch();
  • C. .anyMatch();
  • D. .noneMatch();
  • E. .findFirst();
Reveal Solution  Discussion  0

Correct Answer: A,E  🗳️

주어진 코드 조각:
클래스 ThreadRunner는 Runnable {을 구현합니다.
공개 무효 실행() { System.out.print("실행 가능") ; }
}
클래스 ThreadCaller는 Callable {을 구현합니다.
Public String call() throws Exception {return "Callable"; )
}
그리고
ExecutorService es = Executors.newCachedThreadPool();
실행 가능 r1 = 새로운 ThreadRunner();
호출 가능 c1 = 새로운 ThreadCaller();
// 라인 n1
es.shutdown();
r1 및 c1 스레드를 시작하기 위해 줄 n1에 어떤 코드 조각을 삽입할 수 있습니까?

  • A. 미래<문자열> f1 = (미래<문자열>) es.execute(r1); 미래<문자열> f2 = (미래<문자열>) es.execute(c1);
  • B. es.execute(r1);Future<문자열> f1 = es.execute(c1) ;
  • C. es.submit(r1);Future<문자열> f1 = es.submit(c1);
  • D. 미래<문자열> f1 = (미래<문자열>) es.submit(r1);es.execute(c1);
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

employee.txt 파일의 내용이 주어지면:
모든 작업자는 마스터입니다.
employee.txt 파일에 액세스할 수 있고 allemp.txt 파일이 존재하지 않으며 코드 조각은 다음과 같습니다.

결과는 무엇입니까?

  • A. 예외 1
  • B. allemp.txt가 생성되고 employee.txt의 내용이 복사됩니다.
  • C. 예외 2
  • D. 프로그램이 실행되고 시스템에 영향을 주지 않으며 NO 출력을 생성합니다.
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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