Download Oracle : 1z0-809日本語 Questions & Answers as PDF & Test Software
Last Updated: Sep 19, 2026
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Oracle 1z0-809日本語 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Certified Professional, Java SE 8 Programmer II (1Z0-809) |
| Exam Number: | 1Z0-809 |
| Exam Duration: | 150 minutes |
| Exam Price: | $245 USD |
| Available Languages: | English |
| Passing Score: | 65% |
| Related Certifications: | Oracle Certified Associate, Java SE 8 Programmer (1Z0-808) |
| Real Exam Qty: | Approx. 85 |
| Certificate Validity Period: | No expiration (Java SE 8 certification does not expire) |
| Exam Format: | Multiple Response, Multiple Choice, Drag and Drop |
| Recommended Training: | Oracle University Java SE 8 Training Java SE 8 Programmer II Exam Preparation |
| Exam Registration: | Pearson VUE Oracle Exams Oracle Certification & Exams |
| Sample Questions: | Oracle 1z0-809日本語 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日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Java Class Design | - Polymorphism and Method Overriding - Inheritance and Encapsulation |
| Streams API | - Stream Operations - Parallel Streams |
| Exceptions and Assertions | - Assertions - Exception Handling |
| Concurrency | - Concurrency Utilities - Threading and Runnable |
| Advanced Object-Oriented Concepts | - Abstract Classes and Interfaces - Nested and Inner Classes |
| Functional Programming | - Lambda Expressions - Functional Interfaces |
| Database Access | - JDBC API - SQL Operations via Java |
| Java I/O | - Serialization - File I/O (NIO.2) |
| Generics and Collections | - Java Collections Framework - Generic Types and Methods |
1z0-809日本語 Certification Exam — Your Questions, Answered
The 1z0-809日本語 exam is the official Oracle exam behind Oracle Java SE 8 Programmer II (1z0-809日本語版) — passing it earns you the Oracle Certified Professional, Java SE 8 Programmer II certification, a credential positioned at the Professional level. It is built for candidates who want to validate the skills measured by Oracle Java SE 8 Programmer II (1z0-809日本語版). Depending on your track, the exam is also linked to the Oracle Certified Associate, Java SE 8 Programmer (1Z0-808) certification, so one pass can move you toward more than one Oracle credential.
The 1z0-809日本語 exam presents Approx. 85 questions to be completed within 150 minutes. That pace leaves little room for second-guessing: read each question carefully on the first pass, flag the ones you want to revisit, and keep moving instead of stalling on a single item. Before exam day, run at least one full timed session in the TestSimulate desktop or online test engine with a comparable question load — a steady rhythm under the clock is a trainable skill, and it is often what separates a pass from a near miss.
To pass the 1z0-809日本語 exam you need 65%, and the official registration fee is $245 USD. Keep in mind that a failed attempt means paying that fee again in full — retakes are not discounted. Given the cost, self-test before you book: if you can score comfortably above the passing mark on two or three consecutive timed TestSimulate practice tests, your budget is far better spent on the exam itself than on a retake.
Recommended: Oracle Certified Associate, Java SE 8 Programmer (1Z0-808) or equivalent Java programming knowledge Because Oracle revises its certification programs from time to time, treat this as a starting point rather than the final word. Confirm the current eligibility requirements on the official Oracle exam page before you register.
Registration for the 1z0-809日本語 exam is handled through the official channels below:
Delivery method: Delivered via Pearson VUE test centers or online proctored exam — pick the option that suits you best when booking your slot.
Oracle points Oracle Java SE 8 Programmer II (1z0-809日本語版) candidates toward the following official courses:
Official courses build the foundation; pairing them with the 1z0-809日本語 practice questions from TestSimulate turns that knowledge into exam-day readiness.
Yes. A free PDF demo of the 1z0-809日本語 practice questions is available, so you can check the question style and answer quality before spending anything. Every purchase also includes 365 days of free updates — whenever Oracle adjusts the Oracle Java SE 8 Programmer II (1z0-809日本語版) blueprint, your material is refreshed at no cost during that period. After the first year, you can extend the update service at a 50% discount from your member zone.
TestSimulate backs your purchase with a 100% Money Back Guarantee. If you take the corresponding exam within 60 days of purchase and do not pass, you can claim a full refund by submitting a scanned copy of your exam enrollment slip together with the official Score Report PDF within 2 days of your exam date; approved claims are processed within 7 days. The guarantee applies only to the exam matching your purchase, the candidate name must match the payer name, and it does not cover attempts taken within 3 days of purchase, candidates who downloaded the material but never sat the exam, expired orders, or free materials. If you would rather keep preparing, you can exchange the product for two free exam preparation packages of equal value and keep the update service on your original purchase.
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The Oracle Java SE 8 Programmer II (1z0-809日本語版) syllabus is organized into 9 domains. Among the headline areas are Concurrency, Generics and Collections, Database Access. Rather than copying every subtopic here, we keep the complete, current outline in the Exam Topics section above — work through it domain by domain with the TestSimulate 1z0-809日本語 practice questions so nothing on the blueprint catches you off guard.
Oracle Java SE 8 Programmer II (1z0-809日本語版) Sample Questions:
コードの断片を考えると：
and the information:
- The required database driver is configured in the classpath.
- The appropriate database is accessible with the dbURL, username, and passWord exists.
結果は何ですか？
- A. A SQLException is thrown at runtime.
- B. The program prints nothing.
- C. A ClassNotFoundException is thrown at runtime.
- D. The program prints Connection Established.
Correct Answer: D 🗳️
Given:
and the code fragment:
Which modification enables the code fragment to print Speaker?
- A. Replace line n1 with:
public static boolean isAvailable (Product p) { - B. Replace line n2 with:
.filter (p -> Product: :ProductFilter: :isAvailable ()) - C. Implement Predicate in the Product.ProductFilter class and replace line n2 with .filter (p -> p.ProductFilter.test (p))
- D. Replace line n2 with:
.filter (p -> p.ProductFilter: :isAvailable (p))
Correct Answer: A 🗳️
与えられた：
public class Counter {
public static void main (String[ ] args) {
int a = 10;
int b = -1;
assert (b >=1) : "Invalid Denominator";
int = a / b;
System.out.println (c);
}
}
-eaオプションを使用してコードを実行した結果はどうなりますか？
- A. コンパイルエラーが発生します。
- B. 0
- C. -10
- D. AssertionErrorがスローされます。
Correct Answer: D 🗳️
Given:
public class Test<T> {
private T t;
public T get () {
return t;
}
public void set (T t) {
this.t = t;
}
public static void main (String args [ ] ) {
Test<String> type = new Test<>();
Test type 1 = new Test ();//line n1
type.set("Java");
type1.set(100);//line n2
System.out.print(type.get() + " " + type1.get());
}
}
結果は何ですか？
- A. Java 100
- B. A compilation error occurs. To rectify it, replace line n1 with:
Test<Integer> type1 = new Test<>(); - C. A compilation error occurs. To rectify it, replace line n2 with:
type1.set (Integer(100)); - D. java.lang.string@<hashcode>java.lang.Integer@<hashcode>
Correct Answer: A 🗳️
Given:
public class product {
int id; int price;
public Product (int id, int price) {
this.id = id;
this.price = price;
}
public String toString() { return id + ":" + price; }
}
and the code fragment:
List<Product> products = Arrays.asList(new Product(1, 10),
new Product (2, 30),
new Product (2, 30));
Product p = products.stream().reduce(new Product (4, 0), (p1, p2) -> {
p1.price+=p2.price;
return new Product (p1.id, p1.price);});
products.add(p);
products.stream().parallel()
.reduce((p1, p2) - > p1.price > p2.price ? p1 : p2)
.ifPresent(System.out: :println);
結果は何ですか？
- A. The program prints nothing.
- B. 4 : 70
- C. 4 : 0
- D. 4 : 602 : 303 : 201 : 10
- E. 2 : 30
Correct Answer: B 🗳️
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