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Oracle 1z0-809 Korean Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Certified Professional, Java SE 8 Programmer II (1Z0-809) |
| Exam Number: | 1Z0-809 |
| Exam Price: | $245 USD |
| Passing Score: | 65% |
| Certificate Validity Period: | No expiration (Java SE 8 certification does not expire) |
| Related Certifications: | Oracle Certified Associate, Java SE 8 Programmer (1Z0-808) |
| Exam Format: | Multiple Response, Multiple Choice, Drag and Drop |
| Available Languages: | English |
| Exam Duration: | 150 minutes |
| Real Exam Qty: | Approx. 85 |
| Recommended Training: | Java SE 8 Programmer II Exam Preparation Oracle University Java SE 8 Training |
| Exam Registration: | Pearson VUE Oracle Exams Oracle Certification & Exams |
| Sample Questions: | ![]() |
| Exam Way: | Delivered via Pearson VUE test centers or online proctored exam |
| Pre Condition: | Recommended: Oracle Certified Associate, Java SE 8 Programmer (1Z0-808) or equivalent Java programming knowledge |
| Official Syllabus URL: | https://education.oracle.com |
Oracle 1z0-809 Korean Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Concurrency | - Threading and Runnable - Concurrency Utilities |
| Topic 2: Generics and Collections | - Java Collections Framework - Generic Types and Methods |
| Topic 3: Streams API | - Stream Operations - Parallel Streams |
| Topic 4: Java I/O | - File I/O (NIO.2) - Serialization |
| Topic 5: Database Access | - JDBC API - SQL Operations via Java |
| Topic 6: Advanced Object-Oriented Concepts | - Nested and Inner Classes - Abstract Classes and Interfaces |
| Topic 7: Exceptions and Assertions | - Assertions - Exception Handling |
| Topic 8: Java Class Design | - Polymorphism and Method Overriding - Inheritance and Encapsulation |
| Topic 9: Functional Programming | - Functional Interfaces - Lambda Expressions |
1z0-809 Korean Exam FAQ — Get Competitive
Yes:
After any course, make practice efficient with the 209 practice questions for the Oracle Java SE 8 Programmer II (1z0-809 Korean Version) — every answer expert-verified.
150 minutes for Approx. 85 questions. If practice time is scarce, make sessions targeted: short daily sets in the ValidVCE engine, full timed runs when you can.
Right after payment we email you the download link — note it — and the product also arrives automatically within a minute, with 24/7 help if nothing shows up within 2 hours. Your information stays rigorously confidential throughout. If you fail the corresponding 1z0-809 Korean exam within 60 days of purchase, we supply a whole refund: send a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam, processed within 7 days. Excluded: exams within 3 days of purchase, candidate names that don't match the payer, and free or expired products. Or exchange for two equal-value products free.
The Oracle Java SE 8 Programmer II (1z0-809 Korean Version) is Oracle's certification exam for Oracle Certified Professional, Java SE 8 Programmer II, at the Professional level. The certificate makes you advanced and competitive — priority in employment and promotion goes to the certified. Related credentials include Oracle Certified Associate, Java SE 8 Programmer (1Z0-808).
Through the vendor's official registration channels:
The Oracle Java SE 8 Programmer II (1z0-809 Korean Version) is delivered Delivered via Pearson VUE test centers or online proctored exam — pick the arrangement that suits you when booking.
The Oracle Java SE 8 Programmer II (1z0-809 Korean Version) blueprint spans 9 domains — including Concurrency, Generics and Collections, Streams API. Weight the heavy domains in your schedule; the complete outline above lists every subtopic.
$245 USD per attempt, 65% to pass. Retakes cost the full fee again, so prepare efficiently — the 209 practice questions for the 1z0-809 Korean exam at ValidVCE stay close to the real exam's changes.
Recommended: Oracle Certified Associate, Java SE 8 Programmer (1Z0-808) or equivalent Java programming knowledge Eligibility rules change over time, so verify the current requirements on the official page (official 1z0-809 Korean exam page) before registering.
Yes — the demo on our website is a genuine part of the complete Oracle Java SE 8 Programmer II (1z0-809 Korean Version) dump, so what you try is what you buy. Purchases include 365 days of free updates with automatic email notifications; renew afterward at 50% off.
Oracle Java SE 8 Programmer II (1z0-809 Korean Version) Sample Questions:
DriverManager 클래스에 대한 설명으로 옳은 것은?
- A. 데이터베이스에 대해 SQL 문을 실행합니다.
- B. 데이터베이스의 메타데이터만 조회합니다.
- C. Connection의 인스턴스를 반환합니다.
- D. 특정 데이터베이스에 대해 다른 공급업체에서 작성합니다.
Correct Answer: C 🗳️
Explanation: Only visible for ValidVCE members. You can sign-up / login (it's free).
주어진:
class Student {
String course, name, city;
public Student (String name, String course, String city) {
this.course = course; this.name = name; this.city = city;
}
public String toString() {
return course + ":" + name + ":" + city;
}
public String toString() {
return course + ":" + name + ":" + city;
}
public String getCourse() {return course;}
public String getName() {return name;}
public String getCity() {return city;}
and the code fragment:
List<Student> stds = Arrays.asList(
new Student ("Jessy", "Java ME", "Chicago"),
new Student ("Helen", "Java EE", "Houston"),
new Student ("Mark", "Java ME", "Chicago"));
stds.stream()
.collect(Collectors.groupingBy(Student::getCourse))
.forEach(src, res) -> System.out.println(scr));
결과는 무엇입니까?
- A. [Java EE: Helen:Houston][Java ME: Jessy:Chicago, Java ME: Mark:Chicago]
- B. 컴파일 오류가 발생했습니다.
- C. 자바 EE자바 ME
- D. [Java ME: Jessy:Chicago, Java ME: Mark:Chicago][Java EE: Helen:Houston]
Correct Answer: C 🗳️
주어진 코드 조각:
class Employee {
Optional<Address> address;
Employee (Optional<Address> address) {
this.address = address;
}
public Optional<Address> getAddress() { return address; }
}
class Address {
String city = "New York";
public String getCity { return city: }
public String toString() {
return city;
}
}
그리고
주소 주소 = null;
Optional<Address> addrs1 = Optional.ofNullable(주소);
직원 e1 = 새 직원(addrs1);
문자열 eAddress = (addrs1.isPresent()) ? addrs1.get().getCity() : "사용할 수 없는 도시"; 결과는 무엇입니까?
- A. 널
- B. 런타임에 NoSuchElementException이 발생합니다.
- C. 뉴욕
- D. 도시 이용 불가
Correct Answer: D 🗳️
주어진:
공개 열거형 USCurrency {
PENNY (1),
NICKLE(5),
DIME (10),
QUARTER(25);
private int value;
public USCurrency(int value) {
this.value = value;
}
public int getValue() {return value;}
}
public class Coin {
public static void main (String[] args) {
USCurrency usCoin =new USCurrency.DIME;
System.out.println(usCoin.getValue()):
}
}
주어진 코드를 컴파일할 수 있는 두 가지 수정 사항은 무엇입니까? (2개를 선택하세요.)
- A. USCurrency 열거 생성자를 비공개로 만듭니다.
- B. usCoin 인스턴스에서 새 키워드를 제거합니다.
- C. Coin 클래스 내에 USCurrency 열거 선언을 중첩합니다.
- D. 값 선언에 마지막 키워드를 추가합니다.
- E. 값의 getter 메서드를 정적 메서드로 만듭니다.
Correct Answer: A,B 🗳️
주어진:
class Student {
String course, name, city;
public Student (String name, String course, String city) {
this.course = course; this.name = name; this.city = city;
}
public String toString() {
return course + ":" + name + ":" + city;
}
public String getCourse() {return course;}
public String getName() {return name;}
public String getCity() {return city;}
and the code fragment:
List<Student> stds = Arrays.asList(
new Student ("Jessy", "Java ME", "Chicago"),
new Student ("Helen", "Java EE", "Houston"),
new Student ("Mark", "Java ME", "Chicago"));
stds.stream()
.collect(Collectors.groupingBy(Student::getCourse))
.forEach(src, res) -> System.out.println(res));
결과는 무엇입니까?
- A. [Java EE: Helen:Houston][Java ME: Jessy:Chicago, Java ME: Mark:Chicago]
- B. 컴파일 오류가 발생했습니다.
- C. 자바 EE자바 ME
- D. [Java ME: Jessy:Chicago, Java ME: Mark:Chicago][Java EE: Helen:Houston]
Correct Answer: C 🗳️
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