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Choice defines this era of information technology, and Lead2PassExam is the choice that spares 1z0-809 Korean candidates the tedium of paper-based prep and the nerves of time-constrained study: 209+ Q&As covering the Oracle Java SE 8 Programmer II (1z0-809 Korean Version) objectives, on every device you own.
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 |
| Certificate Validity Period: | No expiration (Java SE 8 certification does not expire) |
| Exam Format: | Multiple Choice, Drag and Drop, Multiple Response |
| Related Certifications: | Oracle Certified Associate, Java SE 8 Programmer (1Z0-808) |
| Available Languages: | English |
| Passing Score: | 65% |
| Exam Duration: | 150 minutes |
| Exam Price: | $245 USD |
| 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: | DOWNLOAD DEMO |
| 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 |
|---|---|
| Streams API | - Stream Operations - Parallel Streams |
| Java I/O | - Serialization - File I/O (NIO.2) |
| Advanced Object-Oriented Concepts | - Nested and Inner Classes - Abstract Classes and Interfaces |
| Database Access | - SQL Operations via Java - JDBC API |
| Exceptions and Assertions | - Exception Handling - Assertions |
| Functional Programming | - Functional Interfaces - Lambda Expressions |
| Concurrency | - Concurrency Utilities - Threading and Runnable |
| Generics and Collections | - Generic Types and Methods - Java Collections Framework |
| Java Class Design | - Polymorphism and Method Overriding - Inheritance and Encapsulation |
Oracle Java SE 8 Programmer II (1z0-809 Korean Version) Essentials: What Candidates Ask
- Advanced Object-Oriented Concepts ()
- Functional Programming ()
- Exceptions and Assertions ()
Oracle Java SE 8 Programmer II (1z0-809 Korean Version) Sample Questions:
주어진 코드 조각:
String str = "자바는 프로그래밍 언어입니다";
ToIntFunction<문자열> indexVal = str: : indexOf; //라인 n1
int x = indexVal.applyAsInt("자바");//라인 n2
System.out.println(x);
결과는 무엇입니까?
- A. 0
- B. 1
- C. n2행에서 컴파일 오류가 발생합니다.
- D. n1행에서 컴파일 오류가 발생합니다.
Correct Answer: A 🗳️
주어진 코드 조각:
LocalDate ValentinesDay =LocalDate.of(2015, Month.FEBRUARY, 14);
LocalDate next15days = ValentinesDay.plusDays (15);
LocalDate nextYear = next15days.plusYears(1); // 라인 n1
System.out.println(내년);
결과는 무엇입니까?
- A. DateTimeException이 발생했습니다.
- B. 2016-02-29
- C. 2016-03-01
- D. n1행에서 컴파일 오류가 발생합니다.
Correct Answer: C 🗳️
주어진:
public class Customer {
private String fName;
private String lName;
private static int count;
public customer (String first, String last) {fName = first, lName = last;
++count;}
static { count = 0; }
public static int getCount() {return count; }
}
public class App {
public static void main (String [] args) {
Customer c1 = new Customer("Larry", "Smith");
Customer c2 = new Customer("Pedro", "Gonzales");
Customer c3 = new Customer("Penny", "Jones");
Customer c4 = new Customer("Lars", "Svenson");
c4 = null;
c3 = c2;
System.out.println (Customer.getCount());
}
}
결과는 무엇입니까?
- A. 0
- B. 4
- C. 3
- D. 2
- E. 5
Correct Answer: B 🗳️
주어진 코드 조각:
현재 값이 아침 6시 30분이라고 가정합니다.
결과는 무엇입니까?
- A. 60
- B. 0
- C. 1
- D. 런타임에 예외가 발생합니다.
Correct Answer: A 🗳️
EMPLOYEE 테이블이 주어지면,
다음 코드 조각을 참고하세요.
데이터베이스가 스크롤과 업데이트를 지원한다고 가정하면 결과는 어떻게 될까요?
- A. 프로그램은 1번째 줄에서 런타임 예외를 발생시킵니다.
- B. 새 레코드가 삽입되고 직원 ID: 102, 직원 이름: Peter가 표시됩니다.
- C. 새 레코드가 삽입되고 직원 ID: 104, 직원 이름: Michael이 표시됩니다.
- D. 컴파일 오류가 발생합니다.
Correct Answer: B 🗳️
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