Exam Code: 1Z0-819
Exam Name: Java SE 11 Developer (1Z0-819日本語版)
Certification Provider: Oracle
Corresponding Certification: Oracle Java SE
Exam Name: Java SE 11 Developer (1Z0-819日本語版)
Certification Provider: Oracle
Corresponding Certification: Oracle Java SE
Over 56295+ Satisfied Customers
BEST OFFER
Instant Download Oracle : 1Z0-819日本語 Questions & Answers
Check Updated on: Oct 28, 2026
No. of Questions: 297 Questions & Answers with Exam Engine
Download Limit: Unlimited
Instant Download: Upon successful payment, Our systems will automatically send the product you have purchased to your mailbox by email. (If not received within 12 hours, please contact us. Note: don't forget to check your spam.)
100% Money Back Guarantee
ExamPrepAway has an unprecedented 99.6% first time pass rate among our customers. 
We're so confident of our products that we provide no hassle product exchange.
- Best exam practice material
- Three formats are optional
- 10+ years of excellence
- 365 Days Free Updates
- Learn anywhere, anytime
- 100% Safe shopping experience
1Z0-819日本語 Desktop Test Engine
- Installable Software Application
- Simulates Real 1Z0-819日本語 Exam Environment
- Builds 1Z0-819日本語 Exam Confidence
- Supports MS Operating System
- Two Modes For 1Z0-819日本語 Practice
- Practice Offline Anytime
- Software Screenshots
- Total Questions: 297
- Updated on: Oct 28, 2026
- Price: $79.00
1Z0-819日本語 PDF Practice Q&A's
- Printable 1Z0-819日本語 PDF Format
- Prepared by Oracle Experts
- Instant Access to Download 1Z0-819日本語 PDF
- Study Anywhere, Anytime
- 365 Days Free Updates
- Free 1Z0-819日本語 PDF Demo Available
- Download Q&A's Demo
- Total Questions: 297
- Updated on: Oct 28, 2026
- Price: $79.00
1Z0-819日本語 Online Test Engine
- Online Tool, Convenient, easy to study.
- Instant Online Access 1Z0-819日本語 Dumps
- Supports All Web Browsers
- 1Z0-819日本語 Practice Online Anytime
- Test History and Performance Review
- Supports Windows / Mac / Android / iOS, etc.
- Try Online Engine Demo
- Total Questions: 297
- Updated on: Oct 28, 2026
- Price: $79.00
Preparation hints and test-taking tips belong in a study product as much as questions do — ExamPrepAway pairs its 1Z0-819日本語 bank with guidance that identifies weak areas and sharpens both conceptual knowledge and hands-on skills.
Oracle 1Z0-819日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Annotations | 5% | - Create custom annotations - Apply standard annotations to classes and methods - Describe the purpose of annotations |
| Topic 2: Concurrency | 10% | - Use java.util.concurrent atomic classes and ForkJoinPool - Use ExecutorService to concurrently execute tasks - Create worker threads using Runnable and Thread objects - Use parallel streams to improve performance - Use synchronized blocks and the volatile keyword - Identify potential threading problems |
| Topic 3: Java Platform Module System | 10% | - Migrate applications to use modules - Use jdeps to determine dependencies - Deploy and execute modules - Declare module dependencies - Explain the default modules and class path - Explain the concept of module exports and requires |
| Topic 4: I/O (Fundamentals and NIO2) | 7% | - Use Path interface to manipulate file paths - Use NIO2 API to work with file systems and file attributes - Read and write console and file input/output using Java I/O system - Use Stream API with files |
| Topic 5: Working with Streams and Lambda expressions | 13% | - Use functional interfaces with lambda expressions - Use method references with streams - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Describe the Stream interface and pipeline - Use the Stream API to perform terminal operations - Filter a collection using lambda expressions |
| Topic 6: Working with Arrays and Collections | 8% | - Create a list, set, map, or queue collection - Use generic types and diamond operator - Sort elements in a collection - Iterate through a collection - Search for elements in a collection - Filter a collection using lambda expressions |
| Topic 7: Working with Java OOP | 15% | - Apply the static keyword to methods and fields - Apply the final keyword to classes, methods, and fields - Implement encapsulation - Create inner classes and use them within other classes - Implement polymorphism - Implement inheritance - Use abstract classes and interfaces |
| Topic 8: Exception Handling and Localization | 10% | - Use resource bundles and locale classes for internationalization - Create and throw custom exceptions - Use assertions - Create try-catch blocks and understand exception propagation - Describe the advantages of exception handling - Use standard exception classes |
| Topic 9: Controlling Program Flow | 10% | - Use switch statements - Use Java control statements - Use for, while, and do/while loops - Use if and if/else statements - Use break and continue statements |
| Topic 10: Database Applications with JDBC | 5% | - Connect to a database using JDBC - Describe the advantages of using a connection pool - Execute queries and process results - Use parameterized queries |
| Topic 11: Secure Coding in Java SE Application | 5% | - Prevent SQL injection and other attacks - Prevent Denial of Service (DoS) attacks - Validate user input - Secure sensitive data |
| Topic 12: Working with Java data types | 12% | - Declare and initialize variables - Manipulate data using the StringBuilder class and its methods - Call methods on objects - Create and manipulate strings - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Read or write to object fields - Differentiate between object reference variables and primitive variables |
Oracle Java SE 11 Developer (1Z0-819日本語版) Prep: What Matters More Than Volume
Oracle recommends but does not require candidates to first obtain the Oracle Certified Professional: Java SE 11 Programmer I (1Z0-815) certification. However, 1Z0-819 can be taken directly without 1Z0-815.
You need 68% to pass, and the exam fee is $245 USD. Money, time and energy all count as investment here — efficient preparation protects all three, which is exactly what the ExamPrepAway 1Z0-819日本語 material is built for.
Because aimless effort is the most expensive kind. The ExamPrepAway bank pairs 297 practice questions for the 1Z0-819日本語 exam with verified answers, a question set that stays lean by design, per-session scoring that exposes weak areas, and study guidance that turns every hour into targeted progress on the Oracle Java SE 11 Developer (1Z0-819日本語版) objectives — that is what efficiency looks like in practice.
Not necessarily. A bloated dump stuffed with outdated material wastes more time than it saves. The ExamPrepAway approach is different: 1Z0-819日本語 content is updated in step with the real exam, and questions that become useless or invalid are removed, so the bank you study is always lean, clear and worth your hours. Fewer, fresher, verified questions beat thousands of stale ones — and they come with a plan that keeps your training on target instead of aimless.
About 80 questions within 90 minutes minutes. Timing yourself against that limit in the ExamPrepAway engine turns the real session into a familiar routine instead of a race you have never practiced.
The current Oracle Java SE 11 Developer (1Z0-819日本語版) outline distributes weight like this:
- Annotations (5%)
- Java Platform Module System (10%)
- Working with Java OOP (15%)
The study guidance around them. The 1Z0-819日本語 material at ExamPrepAway includes preparation hints and test-taking tips that help you identify weak areas, improve both conceptual knowledge and hands-on skills, and approach the Oracle Java SE 11 Developer (1Z0-819日本語版) exam with a method rather than a hope. Combined with per-session scoring and free 24/7 support, the questions become the core of a complete preparation system.
Oracle Java SE 11 Developer (1Z0-819日本語版) Sample Questions:
与えられた条件:
フィールド値を変更する 2 つの方法はどれですか? (2 つ選択してください)
- A. setAllCounts
- B. setTCount
- C. setGCount
- D. setACount
- E. setCCount
Correct Answer: A,C 🗳️
与えられた条件:
1 行目に独立して挿入された場合、どの 2 つのメソッド実装が正しいですか? (2 つ選択してください。)
- A. オプションE
- B. オプションB
- C. オプションD
- D. オプションC
- E. オプションA
Correct Answer: A,E 🗳️
次の列挙型宣言があるとします。
次のコードを調べてください:
System.out.println(Letter.values()[1]);
このコードで 200 を出力するには、5 行目にどのようなコードを記述する必要がありますか?
- A. public String toString() { return String.valueOf(Letter.values()[1]); }
- B. public String toString() { return String.valueOf(ALPHA.v); }
- C. 文字列toString() { "200"を返します; }
- D. パブリック String toString() { 戻り値 String.valueOf(v); }
Correct Answer: D 🗳️
Explanation: Only visible for ExamPrepAway members. You can sign-up / login (it's free).
次の宣言を前提とします。
コード フラグメントの Loc1 に適用できる 2 つのアノテーションはどれですか。(2 つ選択してください。)
- A. @リソース("顧客1")
- B. @リソース(値={{}})
- C. @Resource({"顧客1", "顧客2"})
- D. @リソース
- E. @リソース()
Correct Answer: A,C 🗳️
与えられた条件:
結果はどうなりましたか？
- A. 0-6
1-5
2-4 - B. 1 行目のエラーのためコンパイルが失敗します。
- C. 1-5
- D. 0-6
2-4 - E. 1-5
2-4 - F. 0-6
- G. 2-4
Correct Answer: C 🗳️
Explanation: Only visible for ExamPrepAway members. You can sign-up / login (it's free).
Viewing page 1 out of 60 pages.
Viewing questions 1-5 out of 297 questions.
0 Customer ReviewsCustomers Feedback (* Some similar or old comments have been hidden.)
Related Exams
Instant Download 1Z0-819日本語
After Payment, our system will send you the products you purchase in mailbox in a minute after payment. If not received within 2 hours, please contact us.
365 Days Free Updates
Free update is available within 365 days after your purchase. After 365 days, you will get 50% discounts for updating.
Money Back Guarantee
Full refund if you fail the corresponding exam in 60 days after purchasing. And Free get any another product.
Security & Privacy
We respect customer privacy. We use McAfee's security service to provide you with utmost security for your personal information & peace of mind.
