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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 Duration: | 120 minutes |
| Passing Score: | 65% |
| Exam Price: | USD $245 |
| Available Languages: | Japanese, Simplified Chinese, English |
| Exam Format: | Multiple Select, Multiple Choice |
| Real Exam Qty: | 68 |
| Certificate Validity Period: | Does not expire |
| Related Certifications: | Oracle Certified Associate, Java SE 8 Programmer |
| Recommended Training: | Java SE 8 Programmer II Exam Preparation Seminar Java SE 8 Programming II |
| Exam Registration: | Oracle University Exam Purchase Pearson VUE Registration |
| Sample Questions: | DOWNLOAD DEMO |
| 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: Lambda Expressions and Functional Interfaces | 15% | - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Use primitive and binary variants of functional interfaces - Create and use lambda expressions - Use method references |
| Topic 2: Exceptions and Assertions | 8% | - Create custom exceptions - Use assertions - Use try-with-resources - Use try-catch, multi-catch, finally |
| Topic 3: Localization | 5% | - Work with resource bundles - Format numbers, dates, messages - Use Locale class |
| Topic 4: JDBC | 5% | - Connect to database - Process resultsets - Execute queries and updates |
| Topic 5: Generics and Collections | 15% | - Use Collections Framework: List, Set, Map, Queue - Use generic classes, interfaces, and methods - Sort and search collections - Analyze type safety and type erasure |
| Topic 6: Advanced Java Class Design | 10% | - Use final keyword - Create inner classes: static, local, nested, anonymous - Use abstract classes and methods - Use enumerated types |
| Topic 7: Java Stream API | 15% | - Describe Stream interface and pipeline - Use terminal operations: collect, reduce, count - Work with Optional class - Filter, map, and process streams |
| Topic 8: Concurrency | 12% | - Control thread lifecycle and synchronization - Create threads: Thread class, Runnable, ExecutorService - Use Executors, Callable, Future - Use java.util.concurrent components |
| Topic 9: Java SE 8 Date/Time API | 7% | - Use LocalDate, LocalTime, LocalDateTime, Instant - Work with Period, Duration, time zones - Format and parse dates/times |
| Topic 10: Java Class Design | 15% | - Use static keyword in blocks, variables, methods, classes - Override hashCode, equals, and toString methods - Implement encapsulation - Implement inheritance including visibility modifiers and composition - Create singleton and immutable classes - Implement polymorphism |
| Topic 11: Java I/O and NIO.2 | 8% | - Use Path, Files, FileSystem API - Stream operations on files - Read/write with java.io API |
1z0-809日本語 Exam FAQ: Try Before You Worry
The official Oracle Java SE 8 Programmer II (1z0-809日本語版) outline defines 11 domains. The leading three are Exceptions and Assertions (8%), Java Class Design (15%), and Lambda Expressions and Functional Interfaces (15%). The full list is in the topics section above, and Actual4dump's 209 practice questions cover each one.
Must pass 1Z0-808 (Java SE 8 Programmer I) to earn the certification Since requirements change over time, confirm the latest on the official Oracle exam page before scheduling.
The Oracle Java SE 8 Programmer II (1z0-809日本語版) exam contains 68 to complete within 120 minutes. Timed simulation in the Actual4dump Desktop Test Engine teaches that rhythm before exam day does.
Oracle recommends these training resources for the Oracle Java SE 8 Programmer II (1z0-809日本語版) exam:
Follow the training with steady self-testing — the 209 practice questions from Actual4dump help you apply theory and fill any gaps the training leaves.
Actual4dump issues a full refund if you take the Oracle Java SE 8 Programmer II (1z0-809日本語版) exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review — not limited to any equipment, and friendly even without a network. All 209 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
The 1z0-809日本語 exam is a Oracle certification exam validating the Oracle Java SE 8 Programmer II (1z0-809日本語版) syllabus shown above. It belongs to these credential paths: Oracle Certified Associate, Java SE 8 Programmer. Candidates in 2026 start with Actual4dump's 209 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
The Oracle Java SE 8 Programmer II (1z0-809日本語版) exam requires 65% to pass, and registration costs USD $245. A failed attempt means paying the same fee again — a readiness check with the Actual4dump engines before booking is the cheaper option.
Online proctored or onsite at Pearson VUE test centers Register for the Oracle Java SE 8 Programmer II (1z0-809日本語版) exam through these official channels:
After booking, Actual4dump delivers your practice questions within 1 minute — preparation starts the same day.
Oracle Java SE 8 Programmer II (1z0-809日本語版) Sample Questions:
Studentテーブルの構造を考えると：
学生（id INTEGER、name VARCHAR）
STUDENTテーブルのレコードを考えると：
コードの断片を考えると：
と仮定する：
結果は何ですか？
- A. プログラムはStatus：trueを出力し、2つのレコードがStudentテーブルから削除されます。
- B. 実行時にSQLExceptionがスローされます。
- C. プログラムはStatus：falseを出力し、Studentテーブルから2つのレコードが削除されます。
- D. プログラムはStatus：falseを出力しますが、Studentテーブルのレコードは削除されません。
Correct Answer: C 🗳️
コードの断片を考えると：
4. void doStuff() throws ArithmeticException, NumberFormatException,
Exception {
5. if (Math.random() >-1 throw new Exception ("Try again");
6. }
and
24. try {
25. doStuff ( ):
26. } catch (ArithmeticException | NumberFormatException | Exception e)
{
27. System.out.println (e.getMessage()); }
28. catch (Exception e) {
29. System.out.println (e.getMessage()); }
30. }
Which modification enables the code to print Try again?
- A. Replace line 26 with:
} catch (ArithmeticException | NumberFormatException e) { - B. Replace line 26 with:
} catch (Exception | ArithmeticException | NumberFormatException e) { - C. Comment the lines 28, 29 and 30.
- D. Replace line 27 with:
throw e;
Correct Answer: A 🗳️
コードの断片を考えると：
dbURL、userName、およびpasswordが有効であると仮定します。
コードが接続確立を印刷できるようにするために、n1行目に挿入できるコードフラグメントはどれですか？
- A. Properties prop = new Properties();
prop.put ("userid", userName);
prop.put ("password", password);
prop.put("url", dbURL);
con = DriverManager.getConnection (prop); - B. con = DriverManager.getConnection (userName, password, dbURL);
- C. con = DriverManager.getConnection (dbURL);
con.setClientInfo ("user", userName);
con.setClientInfo ("password", password); - D. Properties prop = new Properties();
prop.put ("user", userName);
prop.put ("password", password);
con = DriverManager.getConnection (dbURL, prop);
Correct Answer: D 🗳️
Given that these files exist and are accessible:
and given the code fragment:
Which code fragment can be inserted at line n1to enable the code to print only
/company/emp?
- A. Stream<Path> stream = Files.walk (Paths.get ("/company"));
- B. Stream<Path> stream = Files.list (Paths.get ("/company/emp"));
- C. Stream<Path> stream = Files.find(
Paths.get ("/company"), 1,
(p,b) -> b.isDirectory (), FileVisitOption.FOLLOW_LINKS); - D. Stream<Path> stream = Files.list (Paths.get ("/company"));
Correct Answer: C 🗳️
コードの断片を考えると：
結果は何ですか？
- A. Word: why Word: what Word: when
- B. Word: why what when
- C. Word: why Word: why what Word: why what when
- D. Compilation fails at line n1.
Correct Answer: D 🗳️
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