Oracle Java SE 8 Programmer II (1z0-809日本語版) : 1z0-809日本語 Exam
- Exam Code: 1z1-809-JPN
- Exam Name: Java SE 8 Programmer II (1z0-809日本語版)
- Updated: Sep 17, 2026
- Q & A: 209 Questions and Answers
About Oracle Java SE 8 Programmer II (1z0-809日本語版) : 1z0-809日本語 Exam Questions
Computer skills decide employability across industries. The Oracle Java SE 8 Programmer II (1z0-809日本語版) certificate proves yours — VCEEngine prepares you with 209 practice questions for the 1z0-809日本語 exam.
Oracle 1z0-809日本語 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Java SE 8 Programmer II |
| Exam Number: | 1Z0-809 |
| Available Languages: | Simplified Chinese, Japanese, English |
| Exam Duration: | 120 minutes |
| Real Exam Qty: | 68 |
| Passing Score: | 65% |
| Related Certifications: | Oracle Certified Associate, Java SE 8 Programmer |
| Exam Price: | USD $245 |
| Exam Format: | Multiple Choice, Multiple Select |
| Certificate Validity Period: | Does not expire |
| Recommended Training: | Java SE 8 Programmer II Exam Preparation Seminar Java SE 8 Programming II |
| Exam Registration: | Pearson VUE Registration Oracle University Exam Purchase |
| Sample Questions: |  |
| Exam Way: | Online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | Must pass 1Z0-808 (Java SE 8 Programmer I) to earn the certification |
| 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 | Weight | Objectives |
|---|---|---|
| Topic 1: Java I/O and NIO.2 | 8% | - Use Path, Files, FileSystem API - Read/write with java.io API - Stream operations on files |
| Topic 2: Java SE 8 Date/Time API | 7% | - Use LocalDate, LocalTime, LocalDateTime, Instant - Work with Period, Duration, time zones - Format and parse dates/times |
| Topic 3: Concurrency | 12% | - Use java.util.concurrent components - Use Executors, Callable, Future - Create threads: Thread class, Runnable, ExecutorService - Control thread lifecycle and synchronization |
| Topic 4: Lambda Expressions and Functional Interfaces | 15% | - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Use primitive and binary variants of functional interfaces - Use method references - Create and use lambda expressions |
| Topic 5: Exceptions and Assertions | 8% | - Use try-with-resources - Use try-catch, multi-catch, finally - Use assertions - Create custom exceptions |
| Topic 6: Localization | 5% | - Work with resource bundles - Use Locale class - Format numbers, dates, messages |
| Topic 7: JDBC | 5% | - Process resultsets - Connect to database - Execute queries and updates |
| Topic 8: Java Stream API | 15% | - Describe Stream interface and pipeline - Work with Optional class - Use terminal operations: collect, reduce, count - Filter, map, and process streams |
| Topic 9: Advanced Java Class Design | 10% | - Use enumerated types - Create inner classes: static, local, nested, anonymous - Use abstract classes and methods - Use final keyword |
| Topic 10: Generics and Collections | 15% | - Use Collections Framework: List, Set, Map, Queue - Sort and search collections - Use generic classes, interfaces, and methods - Analyze type safety and type erasure |
| Topic 11: Java Class Design | 15% | - Implement encapsulation - Override hashCode, equals, and toString methods - Use static keyword in blocks, variables, methods, classes - Create singleton and immutable classes - Implement polymorphism - Implement inheritance including visibility modifiers and composition |
Oracle Java SE 8 Programmer II (1z0-809日本語版) Exam FAQ — Efficient Answers
Yes:
After any course, make practice efficient with the 209 practice questions for the Oracle Java SE 8 Programmer II (1z0-809日本語版) — every answer expert-verified.
120 minutes for 68 questions. If practice time is scarce, make sessions targeted: short daily sets in the VCEEngine 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日本語 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日本語版) is Oracle's certification exam for Oracle Certified Professional, Java SE 8 Programmer, 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.
Through the vendor's official registration channels:
The Oracle Java SE 8 Programmer II (1z0-809日本語版) is delivered Online proctored or onsite at Pearson VUE test centers — pick the arrangement that suits you when booking.
The Oracle Java SE 8 Programmer II (1z0-809日本語版) blueprint spans 11 domains — including Java I/O and NIO.2 (8%), Advanced Java Class Design (10%), Exceptions and Assertions (8%). Weight the heavy domains in your schedule; the complete outline above lists every subtopic.
USD $245 per attempt, 65% to pass. Retakes cost the full fee again, so prepare efficiently — the 209 practice questions for the 1z0-809日本語 exam at VCEEngine stay close to the real exam's changes.
Must pass 1Z0-808 (Java SE 8 Programmer I) to earn the certification Eligibility rules change over time, so verify the current requirements on the official page (official 1z0-809日本語 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日本語版) 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日本語版) Sample Questions:
コードの断片を考えると：
Map <Integer、String> books = new TreeMap <>（）;
books.put（1007、「A」）;
books.put（1002、 "C"）;
books.put（1001、 "B"）;
books.put（1003、「B」）;
System.out.println（書籍）;
結果は何ですか？
- A. {1001 = B、1002 = C、1003 = B、1007 = A}
- B. {1002 = C、1003 = B、1007 = A}
- C. {1007 = A、1002 = C、1001 = B、1003 = B}
- D. {1007 = A、1001 = B、1003 = B、1002 = C}
Correct Answer: A 🗳️
Explanation: Only visible for VCEEngine members. You can sign-up / login (it's free).
コードの断片を考えると：
そして
結果は何ですか？
- A. The program prints nothing.
- B. TV Price :1000 Refrigerator Price :2000
- C. A compilation error occurs.
- D. TV Price :110 Refrigerator Price :2100
Correct Answer: D 🗳️
コードの断片を考えると：
public void recDelete (String dirName) throws IOException {
File [ ] listOfFiles = new File (dirName) .listFiles();
if (listOfFiles ! = null && listOfFiles.length >0) {
for (File aFile : listOfFiles) {
if (!aFile.isDirectory ()) {
if (aFile.getName ().endsWith (".class"))
aFile.delete ();
}
}
}
}
Projectsには.classファイルを含むサブディレクトリが含まれており、起動時にrecDelete（）メソッドへの引数として渡されると仮定します。
結果は何ですか？
- A. メソッドが実行され、Projectsディレクトリは変更されません。
- B. メソッドはIOExceptionをスローします。
- C. このメソッドは、Projectsディレクトリの.classファイルのみを削除します。
- D. このメソッドは、Projectsディレクトリとそのサブディレクトリ内のすべての.classファイルを削除します。
Correct Answer: C 🗳️
コードの断片を考えると：
行n1に個別に挿入した場合、どの2つのコードフラグメントが出力PEEKになりますか。
Unix？
- A. .findAny（）;
- B. .noneMatch（）;
- C. .allMatch（）;
- D. .findFirst（）;
- E. .anyMatch（）;
Correct Answer: A,D 🗳️
コードの断片を考えると：
public class Book implements Comparator<Book> {
String name;
double price;
public Book () {}
public Book(String name, double price) {
this.name = name;
this.price = price;
}
public int compare(Book b1, Book b2) {
return b1.name.compareTo(b2.name);
}
public String toString() {
return name + ":" + price;
}
}
and
List<Book>books = Arrays.asList (new Book ("Beginning with Java", 2), new book ("A Guide to Java Tour", 3)); Collections.sort(books, new Book()); System.out.print(books); What is the result?
- A. A compilation error occurs because the Book class does not override the abstract method compareTo().
- B. [Beginning with Java:2, A Guide to Java Tour:3]
- C. [A Guide to Java Tour:3.0, Beginning with Java:2.0]
- D. An Exception is thrown at run time.
Correct Answer: C 🗳️
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