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Oracle 1z0-809日本語 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Java SE 8 Programmer II |
| Exam Number: | 1Z0-809 |
| Exam Price: | $245 USD |
| Exam Duration: | 120 minutes |
| Real Exam Qty: | 68 |
| Passing Score: | 65% |
| Available Languages: | English, Chinese Simplified |
| Exam Format: | Multiple Choice |
| Related Certifications: | Oracle Certified Professional, Java SE 8 Programmer |
| Certificate Validity Period: | Does not expire |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored exam or test center delivery |
| Pre Condition: | Candidates must first pass Oracle Certified Associate Java SE 8 Programmer (1Z0-808). |
| Official Syllabus URL: | https://education.oracle.com/java-se-8-programmer-ii/pexam_1Z0-809 |
Oracle 1z0-809日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Java File I/O | - NIO.2 API
|
| Building Database Applications with JDBC | - Database connectivity
|
| Lambda Built-in Functional Interfaces | - Functional programming
|
| Java Class Design | - Object-oriented principles
|
| Java I/O Fundamentals | - Input and output
|
| Exceptions and Assertions | - Error handling
|
| Localization | - Internationalization
|
| Advanced Java Class Design | - Advanced object-oriented features
|
| Java Concurrency | - Multithreading
|
| Generics and Collections | - Collections framework
|
| Java Stream API | - Stream processing
|
| Java SE 8 Date/Time API | - Date and time handling
|
1z0-809日本語 Exam FAQ: Content, Service, and Privacy
Currency is maintained daily, not occasionally. Our IT staff reviews and updates the Oracle Java SE 8 Programmer II (1z0-809日本語版) question bank every day to keep it aligned with the live 1z0-809日本語 exam. If a revision is underway when you buy or during your update period, we notify you and send the updated version as soon as it is ready — free within your 365 days of updates. You will never be left studying a stale edition without knowing it.
The 1z0-809日本語 exam is the official assessment behind the Oracle Java SE 8 Programmer II (1z0-809日本語版) certification from Oracle, and its pass rate is genuinely low — many candidates need two or three attempts to get through. The difficulty is real, but it is also manageable: candidates who prepare with material aligned to the published objectives give themselves a far better starting position than those who walk in underprepared.
The official outline divides the 1z0-809日本語 exam into weighted domains, including:
- Localization ()
- Generics and Collections ()
- Java File I/O ()
The Oracle Java SE 8 Programmer II (1z0-809日本語版) question bank at PremiumVCEDump is updated daily against these same objectives, and the free practice test lets you sample that alignment yourself.
Only while you want us to. Update notifications about the Oracle Java SE 8 Programmer II (1z0-809日本語版) materials are sent because they are useful; once you have passed the 1z0-809日本語 exam, one email to our team opts you out completely — no junk mail, ever. Your personal information is kept secret and safe throughout, and never shared with third parties.
Passing the 1z0-809日本語 exam requires 65%, and registration costs $245 USD — per attempt. With retakes so common on this exam, preparing properly for one focused attempt is the choice that protects your budget.
The 1z0-809日本語 exam contains 68 questions with 120 minutes minutes to complete them. Practicing under the same time limit is the reliable way to make exam-day pacing feel familiar rather than frantic.
Candidates must first pass Oracle Certified Associate Java SE 8 Programmer (1Z0-808).
Oracle Java SE 8 Programmer II (1z0-809日本語版) Sample Questions:
Given the code fragment:
List <Integer> values = Arrays.asList（1、2、3）;
values.stream（）
.map（n-> n * 2）// line n1
.peek（System.out :: print）// line n2
。カウント（）;
結果は何ですか？
- A. 行n1でコンパイルエラーが発生します。
- B. 行n2でコンパイルエラーが発生します。
- C. 246
- D. コードは出力を生成しません。
Correct Answer: C 🗳️
Given:
class Book {
int id;
String name;
public Book (int id, String name) {
this.id = id;
this.name = name;
}
public boolean equals (Object obj) { //line n1
boolean output = false;
Book b = (Book) obj;
if (this.name.equals(b name))}
output = true;
}
return output;
}
}
and the code fragment:
Book b1 = new Book (101, "Java Programing");
Book b2 = new Book (102, "Java Programing");
System.out.println (b1.equals(b2)); //line n2
どちらの説明が正しいですか？
- A. The program prints false.
- B. A compilation error occurs. To ensure successful compilation, replace line n2 with:
System.out.println (b1.equals((Object) b2)); - C. The program prints true.
- D. A compilation error occurs. To ensure successful compilation, replace line n1 with:
boolean equals (Book obj) {
Correct Answer: C 🗳️
コードの断片を考えると：
Average = 2.5を出力するには、n1行にどちらを挿入する必要がありますか？
- A. DoubleStream str = Stream.of（1.0、2.0、3.0、4.0）;
- B. IntStream str = IntStream.of（1、2、3、4）;
- C. Stream str = Stream.of（1、2、3、4）;
- D. IntStream str = Stream.of（1、2、3、4）;
Correct Answer: A 🗳️
コードの断片を考えると：
Path p1 = Paths.get("/Pics/MyPic.jpeg");
System.out.println (p1.getNameCount() +
":" + p1.getName(1) +
":" + p1.getFileName());
Assume that the Pics directory does NOT exist.
What is the result?
- A. 2:MyPic.jpeg: MyPic.jpeg
- B. 2:Pics: MyPic.jpeg
- C. 1:Pics:/Pics/ MyPic.jpeg
- D. An exception is thrown at run time.
Correct Answer: A 🗳️
与えられた情報: 従業員テーブルには 10 件のレコードがあります。
次のコードフラグメントを考えてみましょう:
結果はどうなりましたか？
- A. 最初の行を削除し、2行目のemp_idを出力します。
- B. 2行目を削除し、1行目のemp_idを出力します。
- C. 最初の行を削除し、行 n2 で例外をスローします。
- D. 行 n1 で実行時例外をスローします
Correct Answer: C 🗳️
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