Service with heart and soul, policy in writing. GuideTorrent supports every 1z0-809 Korean buyer with 24/7 online assistance, a strict information protection system — no advertisement emails, ever — and a published refund policy for Oracle Java SE 8 Programmer II (1z0-809 Korean Version) purchases.

Oracle 1z0-809 Korean Exam Syllabus Topics:

Section	Objectives
Building Database Applications with JDBC	- Database connectivity 1. Execute SQL statements 2. Use JDBC drivers and connections 3. Process ResultSet data
Java SE 8 Date/Time API	- Date and time handling 1. Use LocalDate, LocalTime, and LocalDateTime 2. Format and parse date values 3. Use Period and Duration
Generics and Collections	- Collections framework 1. Use ArrayList, TreeSet, TreeMap, and ArrayDeque 2. Use Comparator and Comparable 3. Iterate collections with Streams and forEach 4. Create and use generic classes
Java File I/O	- NIO.2 API 1. Traverse directory structures 2. Read file attributes 3. Use Path and Files classes
Localization	- Internationalization 1. Handle localization properties 2. Format dates and numbers 3. Use Locale and ResourceBundle
Java I/O Fundamentals	- Input and output 1. Use serialization 2. Read and write files 3. Use BufferedReader and BufferedWriter
Java Stream API	- Stream processing 1. Use Optional 2. Sort and filter data using streams 3. Use findFirst, findAny, and match methods 4. Collect and group stream results 5. Use map, flatMap, and peek
Advanced Java Class Design	- Advanced object-oriented features 1. Create nested and inner classes 2. Develop Lambda expressions 3. Use abstract classes and interfaces 4. Use enum types 5. Use the final keyword
Java Concurrency	- Multithreading 1. Use concurrent collections 2. Create and manage threads 3. Use synchronized blocks and locks 4. Use ExecutorService
Exceptions and Assertions	- Error handling 1. Use try-catch and try-with-resources 2. Use assertions 3. Create custom exceptions
Lambda Built-in Functional Interfaces	- Functional programming 1. Use UnaryOperator and BinaryOperator 2. Use Predicate, Consumer, Function, and Supplier 3. Use primitive functional interfaces
Java Class Design	- Object-oriented principles 1. Use static variables, methods, and initialization blocks 2. Implement encapsulation 3. Override equals, hashCode, and toString 4. Create singleton and immutable classes 5. Implement inheritance and polymorphism

What Makes GuideTorrent's 1z0-809 Korean Package Different

Are there any prerequisites for the 1z0-809 Korean exam?

Oracle lists the following 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)..

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

What topics does the 1z0-809 Korean exam cover?

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

Building Database Applications with JDBC
Generics and Collections
Lambda Built-in Functional Interfaces

Additional domains follow in the official outline; our bank covers the complete set.

How many questions are on the 1z0-809 Korean exam, and how long does it take?

Per the latest exam information, the 1z0-809 Korean exam contains 68 questions and allows 120 minutes minutes. The software and online engines let you rehearse under those exact conditions.

What is your refund policy if I fail the 1z0-809 Korean exam?

Clear and confirmed. If you fail the corresponding exam within 60 days of purchase, send your failure score report to our support email together with a scanned copy of your enrollment slip — the official Score Report PDF must reach us within two days of the exam date. Once confirmed, we process the full refund within seven days. Exclusions: exams taken within three days of purchase, candidate names that differ from the payer, and free or expired products. Alternatively, exchange your product for two others of equal value at no cost.

How will I receive my 1z0-809 Korean materials, and how do updates work?

Upon successful payment, our system automatically emails the product to your mailbox — typically within about a minute — with an instant download link on screen. If nothing arrives within two hours, check your spam folder and contact us. From the date of purchase you hold a 365-day service warranty: our IT colleagues check update information every day, and whenever the bank is revised, we send you the download email for reference. Renew beyond the year at a 50% discount.

What score do I need to pass the 1z0-809 Korean exam, and what does it cost?

Currently, the 1z0-809 Korean exam requires a passing score of 65%, and the registration fee is $245 USD. Both figures belong to Oracle and can change, so confirm them on the official site when you book.

What makes GuideTorrent's 1z0-809 Korean tools genuinely useful?

Match the tool to your habits. The PDF version suits paper lovers: read online or print out for handwritten practice. The software version suits Windows users: interactive and functional, it reminds you of good study methods and easy memorization — and it remembers your mistakes after each session, prompting repeated practice until they stick. The online version carries the same functions to every operating system and device, so you can read, write, and recite anytime, anywhere. Whichever you choose, every answer is expert-verified, customer service is online 24/7, your information stays secret under a strict protection system — no advertisement emails — and returning customers enjoy loyalty discounts.

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

Question #1

주어진 코드 조각:

그리고

결과는 무엇입니까?

A. TV 가격:110 냉장고 가격:2100
B. 컴파일 오류가 발생했습니다.
C. 프로그램이 아무 것도 인쇄하지 않습니다.
D. TV 가격:1000 냉장고 가격:2000

Reveal Solution Discussion 0

Correct Answer: A 🗳️

Question #2

주어진:
class Vehicle {
int vno;
String name;
public Vehicle (int vno, String name) {
this.vno = vno,;
this.name = name;
}
public String toString () {
return vno + ":" + name;
}
}
이 코드 조각:
Set<Vehicle> 차량 = new TreeSet <> ();
Vehicles.add(새로운 차량(10123, "포드"));
Vehicles.add(새로운 차량(10124, "BMW"));
System.out.println(차량);
결과는 무엇입니까?

A. 10124 BMW10123 포드
B. 컴파일 오류가 발생했습니다.
C. 런타임에 ClassCastException이 발생합니다.
D. 10123 Ford10124 BMW

Reveal Solution Discussion 0

Correct Answer: C 🗳️

Question #3

주어진 코드 조각:
목록<정수> 숫자 = Arrays.asList(10, 20, 8):
System.out.println(
//line n1
);
코드가 nums 목록의 최대 숫자를 인쇄할 수 있도록 하려면 n1행에 어떤 코드 조각을 삽입해야 합니까?

A. nums.stream().map(a -> a).max()
B. nums.stream().max()
C. nums.stream().max(Comparator.comparing(a -> a)).get()
D. nums.stream().max(Integer : : max).get()

Reveal Solution Discussion 0

Correct Answer: C 🗳️

Question #4

주어진 코드 조각:
인터페이스 CourseFilter 확장 Predicate<String> {
public default boolean test (String str) {
return str.contains ("Java");
}
}
and
List<String> strs = Arrays.asList("Java", "Java EE", "Embedded Java");
Predicate<String> cf1 = s - > s.length() > 3;
Predicate cf2 = new CourseFilter() { //line n1
public boolean test (String s) {
return s.startsWith ("Java");
}
};
long c = strs.stream()
.filter(cf1)
.filter(cf2//line n2
.count();
System.out.println(c);
결과는 무엇입니까?