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Oracle 1z0-809 Korean Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Java Stream API | - Stream processing
|
| Topic 2: Java File I/O | - NIO.2 API
|
| Topic 3: Building Database Applications with JDBC | - Database connectivity
|
| Topic 4: Generics and Collections | - Collections framework
|
| Topic 5: Java Concurrency | - Multithreading
|
| Topic 6: Lambda Built-in Functional Interfaces | - Functional programming
|
| Topic 7: Exceptions and Assertions | - Error handling
|
| Topic 8: Java Class Design | - Object-oriented principles
|
| Topic 9: Java SE 8 Date/Time API | - Date and time handling
|
| Topic 10: Localization | - Internationalization
|
| Topic 11: Java I/O Fundamentals | - Input and output
|
| Topic 12: Advanced Java Class Design | - Advanced object-oriented features
|
1z0-809 Korean Exam Preparation FAQ
The official Oracle Java SE 8 Programmer II (1z0-809 Korean Version) outline splits the exam into 12 domains, led by Localization, Advanced Java Class Design, and Java File I/O. The complete breakdown is in the topics section above; Real4Prep's 209 practice questions cover every domain listed.
A complete preparation package: 209 practice questions for the Oracle Java SE 8 Programmer II (1z0-809 Korean Version) exam in three formats — a printable, expert-prepared PDF with instant download; a Desktop Test Engine for Windows that simulates the real exam with two practice modes and works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. Also included: a free demo, 365 days of free updates, a 50% renewal discount afterward, unlimited computer installations, 24-hour online customer service, and remote assistance from professional personnel when needed.
The Oracle Java SE 8 Programmer II (1z0-809 Korean Version) exam includes 68 to answer within 120 minutes. Rehearsing that pace in the Real4Prep Desktop Test Engine turns time pressure into a familiar routine.
Candidates must first pass Oracle Certified Associate Java SE 8 Programmer (1Z0-808). Rules are updated occasionally, so confirm the current requirements on the official Oracle exam page before you book.
Real4Prep issues a full refund if you take the Oracle Java SE 8 Programmer II (1z0-809 Korean Version) exam within 60 days of purchase and do not pass. The process is simple: submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Prefer to keep studying? Exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
The 1z0-809 Korean exam is a Oracle certification exam validating the knowledge in the Oracle Java SE 8 Programmer II (1z0-809 Korean Version) syllabus shown above. It contributes to these credential paths: Oracle Certified Professional, Java SE 8 Programmer. Candidates take it to prove their skills to employers in 2026's market, and Real4Prep prepares them with 209 practice questions in PDF, Desktop Test Engine, and Online Test Engine formats.
Oracle recommends these training resources for the Oracle Java SE 8 Programmer II (1z0-809 Korean Version) exam:
Combine the official training with the 209 practice questions from Real4Prep — that pairing reveals what you have truly absorbed.
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The Oracle Java SE 8 Programmer II (1z0-809 Korean Version) exam requires 65% to pass, and registration costs $245 USD. Retakes cost the same again, so a readiness check with the Real4Prep practice engines is a worthwhile step before booking.
Oracle Java SE 8 Programmer II (1z0-809 Korean Version) Sample Questions:
주어진:
람다 식을 만드는 데 사용할 수 있는 두 가지 인터페이스는 무엇입니까? (2개를 선택하세요.)
- A. S
- B. R
- C. T
- D. U
- E. Q
- F. P
Correct Answer: A,F 🗳️
다음 코드 조각을 참고하세요.
결과는 어떻게 되나요?
- A. 2015-03-12T01:00: OOZ
2015-03-12T02:00: 우즈
2015-03-12T05:00 - B. 2015-03-12T01:00:00Z
2015-03-12T03:00: 우즈
2015-03-12T06:00 - C. T01:00:00Z
T03:00:00Z
2015-03-12X05:00 - D. 런타임에 예외가 발생합니다.
Correct Answer: A 🗳️
customer.txt에 접근이 가능하고 여러 줄이 포함되어 있다고 가정합니다.
어떤 코드 조각이 customers.txt 파일의 내용을 출력합니까?
- A. Stream<Path> stream = Files.find(Paths.get("customers.txt"));stream.forEach( c) -> System.out.println(c));
- B. Stream<String> stream = Files.find(Paths.get("customers.txt"));stream.forEach((String c) -> System.
출력.println(c)); - C. Stream<Path> stream = Files.list(Paths.get("customers.txt"));stream.forEach( c) -> System.out.println(c));
- D. Stream<문자열> 라인 = Files.lines(Paths.get("customers.txt"));lines.forEach( c) -> System.out.println(c));
Correct Answer: D 🗳️
주어진 내용:
및 코드 조각:
결과는 무엇입니까?
- A. username=사용자 이름을 입력하십시오.password=암호를 입력하십시오
- B. 컴파일 오류가 발생했습니다.
- C. 사용자 이름 = 사용자 이름 입력password = 암호 입력
- D. 프로그램이 아무 것도 인쇄하지 않습니다.
Correct Answer: A 🗳️
주어진 코드 조각:
List<String> codes = Arrays.asList ("DOC", "MPEG", "JPEG");
codes.forEach (c -> System.out.print(c + " "));
String fmt = codes.stream()
.filter (s-> s.contains ("PEG"))
.reduce((s, t) -> s + t).get();
System.out.println("\n" + fmt);
결과는 무엇입니까?
- A. DOC MPEG JPEGMPEGJPEG
- B. 출력 순서를 예측할 수 없습니다.
- C. MPEGJPEGMPEGJPEG
- D. DOC MPEG MPEGJPEGMPEGMPEGJPEG
Correct Answer: A 🗳️
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