Java SE 8 Programmer II (1z0-809 Korean Version): 1z0-809 Exam
"Java SE 8 Programmer II (1z0-809 Korean Version)", also known as 1z0-809 exam, is a Oracle Certification. With the complete collection of questions and answers, iPassleader has assembled to take you through 209 Q&As to your 1z0-809 Exam preparation. In the 1z0-809 exam resources, you will cover every field and category in Java SE Certification helping to ready you for your successful Oracle Certification.
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- Updated on: Oct 18, 2026
- No. of Questions: 209 Questions & Answers
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- Updated on: Oct 18, 2026
- No. of Questions: 209 Questions & Answers
Repeated practice under a real clock is what consolidates knowledge into reflexes. The iPassleader test engine for the 1z0-809 Korean exam recreates the genuine testing environment, lets you practice the same question sets repeatedly until they stick, and runs offline — walk into your 2026 Oracle Java SE 8 Programmer II (1z0-809 Korean Version) already rehearsed.
Oracle 1z0-809 Korean Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Java SE 8 Programmer II |
| Exam Number: | 1Z0-809 |
| Certificate Validity Period: | Does not expire |
| Available Languages: | English, Simplified Chinese, Japanese |
| Exam Duration: | 120 minutes |
| Real Exam Qty: | 68 |
| Passing Score: | 65% |
| Related Certifications: | Oracle Certified Associate, Java SE 8 Programmer |
| Exam Price: | USD $245 |
| Exam Format: | Multiple Select, Multiple Choice |
| Recommended Training: | Java SE 8 Programming II Java SE 8 Programmer II Exam Preparation Seminar |
| Exam Registration: | Pearson VUE Registration Oracle University Exam Purchase |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | Must pass 1Z0-808 (Java SE 8 Programmer I) to earn the certification |
| Official Syllabus URL: | https://education.oracle.com/java-se-8-programmer-ii/pexam_1Z0-809 |
Oracle 1z0-809 Korean Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Localization | 5% | - Work with resource bundles - Use Locale class - Format numbers, dates, messages |
| Java SE 8 Date/Time API | 7% | - Use LocalDate, LocalTime, LocalDateTime, Instant - Work with Period, Duration, time zones - Format and parse dates/times |
| Java Class Design | 15% | - Implement polymorphism - Create singleton and immutable classes - Override hashCode, equals, and toString methods - Use static keyword in blocks, variables, methods, classes - Implement inheritance including visibility modifiers and composition - Implement encapsulation |
| Java Stream API | 15% | - Describe Stream interface and pipeline - Filter, map, and process streams - Use terminal operations: collect, reduce, count - Work with Optional class |
| Lambda Expressions and Functional Interfaces | 15% | - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Use primitive and binary variants of functional interfaces - Create and use lambda expressions - Use method references |
| JDBC | 5% | - Connect to database - Execute queries and updates - Process resultsets |
| Java I/O and NIO.2 | 8% | - Stream operations on files - Use Path, Files, FileSystem API - Read/write with java.io API |
| Concurrency | 12% | - Control thread lifecycle and synchronization - Use java.util.concurrent components - Use Executors, Callable, Future - Create threads: Thread class, Runnable, ExecutorService |
| Advanced Java Class Design | 10% | - Use final keyword - Create inner classes: static, local, nested, anonymous - Use enumerated types - Use abstract classes and methods |
| Generics and Collections | 15% | - Use generic classes, interfaces, and methods - Use Collections Framework: List, Set, Map, Queue - Analyze type safety and type erasure - Sort and search collections |
| Exceptions and Assertions | 8% | - Use try-with-resources - Use assertions - Use try-catch, multi-catch, finally - Create custom exceptions |
Oracle 1z0-809 Korean Exam — Your Questions, Our Answers
Registration for the Oracle Java SE 8 Programmer II (1z0-809 Korean Version) goes through the official channels listed here:
One detail worth knowing before you book: the 1z0-809 Korean exam is delivered Online proctored or onsite at Pearson VUE test centers.
Yes — the free trial exists so customers can fully understand the system before buying. Download the sample 1z0-809 Korean practice questions at no cost, explore the interface, and check the verified answers yourself. Once you purchase, 365 days of free updates are included, and if the product expires, the update service renews at a 50% discount from your member zone.
The Oracle Java SE 8 Programmer II (1z0-809 Korean Version) blueprint is organized into 11 domains, led by Java SE 8 Date/Time API (7%), Localization (5%), and Lambda Expressions and Functional Interfaces (15%). The complete weighted syllabus appears above on this page — it is the checklist your preparation should be measured against.
You will face 68 questions within 120 minutes on the 1z0-809 Korean exam. The real exam pressure comes from that ratio — knowledge alone does not finish exams on time. Rehearse with the iPassleader test engine's timed mode, repeat the same question sets until the answers consolidate, and pacing stops being a risk factor.
Must pass 1Z0-808 (Java SE 8 Programmer I) to earn the certification
Eligibility rules do get revised, so before booking, verify the current requirements on the official Oracle exam page.
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Oracle lists these training resources for the Oracle Java SE 8 Programmer II (1z0-809 Korean Version):
Courses build the framework; repeated practice consolidates it. Pair whichever resource you choose with 209 practice questions from iPassleader and important knowledge points stay learned, not just seen.
The 1z0-809 Korean exam — full title Java SE 8 Programmer II (1z0-809 Korean Version) — is Oracle's own certification test, and passing it awards the Oracle Certified Professional, Java SE 8 Programmer certification at the Professional level. The certificate is valuable precisely because it is demanding: it proves to employers that your skills survived a vendor-built examination. It also serves as a stepping stone toward Oracle Certified Associate, Java SE 8 Programmer.
The passing score is 65%, and the official registration fee is USD $245. Note that the fee pays for a single attempt — a retake is charged at full price again, which is the expensive way to discover weak spots. The cheaper discovery method is self-testing: drill 209 practice questions at iPassleader in timed mode until your scores clear the passing mark with room to spare, then register.
Oracle Java SE 8 Programmer II (1z0-809 Korean Version) Sample Questions:
주어진 코드 조각:
class CallerThread implements Callable<String> {
String str;
public CallerThread(String s) {this.str=s;}
public String call() throws Exception {
return str.concat("Call");
}
}
and
public static void main (String[] args) throws InterruptedException, ExecutionException
{
ExecutorService es = Executors.newFixedThreadPool(4); //line n1
Future f1 = es.submit (newCallerThread("Call"));
String str = f1.get().toString();
System.out.println(str);
}
어떤 말이 진실이야?
- A. n1행에서 컴파일 오류가 발생합니다.
- B. 프로그램이 Call Call을 출력하고 종료합니다.
- C. 프로그램이 Call Call을 출력하고 종료하지 않습니다.
- D. 런타임에 ExecutionException이 발생합니다.
Correct Answer: C 🗳️
java.util.function.Function 인터페이스의 단일 추상 메소드에 대한 설명으로 옳은 것은?
- A. 하나의 인수를 받아들이고 부울을 반환합니다.
- B. 하나의 인수를 받아들이고 void를 반환합니다.
- C. 하나의 인수를 받아들이고 항상 인수와 동일한 유형의 결과를 생성합니다.
- D. 인수를 받아들이고 모든 데이터 유형의 결과를 생성합니다.
Correct Answer: D 🗳️
동기화와 잠금에 대한 설명으로 옳지 않은 것은? (2개를 선택하세요.)
- A. 동기화된 메서드에서 반환이 포착되지 않은 예외로 인해 발생한 경우 스레드가 고유 잠금을 유지합니다.
- B. 스레드는 동기화된 메서드를 입력할 때 동기화된 메서드의 개체에 대한 고유 잠금을 자동으로 획득합니다.
- C. 스레드는 클래스에 대한 고유 잠금을 획득할 수 없습니다.
- D. 스레드는 잠금을 획득한 시간과 잠금을 해제하는 시간 사이에 개체의 고유 잠금을 독점적으로 소유합니다.
- E. 스레드는 실행될 때 동기화된 명령문에 대한 고유 잠금을 자동으로 획득합니다.
Correct Answer: A,E 🗳️
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Operator.java, EngineOperator.java 및 Engine.java 파일의 내용이 주어지면:
및 코드 조각:
결과는 무엇입니까?
- A. 켜짐 꺼짐
- B. Operator.java 파일이 컴파일되지 않습니다.
- C. EngineOperator.java 파일이 컴파일되지 않습니다.
- D. Engine.java 파일이 컴파일되지 않습니다.
Correct Answer: A 🗳️
속성 파일을 사용하여 애플리케이션을 현지화하는 ResourceBundle을 생성하라는 요청을 받았습니다.
파일 메뉴 및 보기 메뉴 값으로 menu1 및 menu2의 유효한 키를 지정하는 코드 예제는 무엇입니까?
- A. <key>menu1</key><value>파일 메뉴</value><key>menu2</key><value>보기 메뉴</value>
- B. menu1, 파일 메뉴, menu2, 보기 메뉴
- C. <key name = 'menu1">파일 메뉴</key><key name = 'menu2">보기 메뉴</key>
- D. menu1 = 파일 Menumenu2 = 보기 메뉴
Correct Answer: D 🗳️
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