Exam Name: Java SE 11 Developer (1Z0-819日本語版)
Certification Provider: Oracle
Corresponding Certification: Oracle Java SE
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How to Prepare For Java SE 11 Developer Exam Number: 1Z0-819
Preparation Guide for Java SE 11 Developer Exam Number: 1Z0-819
Introduction for Java SE 11 Developer Exam Number: 1Z0-819
1Z0-006 exam is for those that have completed the Database Foundations, Database Design and Programming with SQL (Oracle Academy training), Oracle Database 12c Administration Workshop or Oracle Database Introduction to SQL training. Passing this exam gives the certification credential demonstrating your understanding of the different types of database models and components. And, you will enhance knowledge of database components, concepts and design, implementation of business roles, SQL language and queries, and ERD modeling and languages to manage data and transactions.
The Java SE 11 Developer Exam Number: 1Z0-819 is recommended for the following candidates who have:
- Be a professional programmer with Java experience
- Have a desire to get Java certified and earn more money
- Exposure to the Java programming language
- Desirable to have completed some or all of my Java Masterclass
- Preferably have completed all or part of my Java Masterclass here on Udemy (or another Java course)
Becoming Java certified is a great way to help improve your career options with more job opportunities and more pay. That's because Oracle's Java certification program, unlike many other certifications out there, has real value in the industry. One of the main reasons is that it's an official Oracle certification, but second, the exam is quite difficult to pass. Employers see programmers who are Java certified as more valuable than programmers who are not certified. So it's totally worth getting Java certified to take advantage of this.
ORACLE 1Z0-006 practice exams and ORACLE 1Z0-006 practice exams are designed specifically for candidates to gain an uperhand on experience and knowledge to get through this exam.
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
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Oracle 1Z0-819日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Secure Coding and Localization | 5-8% | - Use Locale, ResourceBundle and formatting APIs for internationalization - Apply secure coding practices, input validation and data protection |
| Topic 2: Java Platform Module System | 8-12% | - Use automatic modules and unnamed modules - Define modules, module declarations, requires, exports, opens, uses and provides - Compile, package and run modular applications |
| Topic 3: Lambda Expressions and Streams | 12-18% | - Define and use functional interfaces and lambda expressions - Use Optional class and primitive type streams - Create and use stream pipelines, including intermediate and terminal operations |
| Topic 4: Working with Java Data Types | 10-15% | - Use primitives and wrapper classes, including operators, parentheses, type promotion and casting - Handle text using String, StringBuilder and StringBuffer classes - Manipulate numeric values and formatting |
| Topic 5: Arrays and Collections | 12-18% | - Use generics, wildcards and diamond notation - Create and manipulate arrays, lists, sets, maps, queues and deques - Sort and search collections and arrays |
| Topic 6: Java I/O and NIO.2 | 8-12% | - Read and write data using streams, readers, writers and channels - Implement serialization and deserialization - Manage files, directories and file attributes with java.nio.file API |
| Topic 7: Java Object-Oriented Approach | 15-20% | - Overload and override methods, use constructors and initializers - Use local variable type inference - Declare and instantiate classes, interfaces, abstract classes and nested classes - Apply encapsulation, inheritance, polymorphism and abstraction |
| Topic 8: Concurrency | 8-12% | - Create and manage threads, use ExecutorService, Callable and Future - Use parallel streams and CompletableFuture - Use synchronization, locks, atomic variables and concurrent collections |
| Topic 9: Exception Handling and Assertions | 8-12% | - Use assertions appropriately - Create custom exceptions and use standard exceptions - Use try-catch-finally, try-with-resources, throw and throws |
| Topic 10: JDBC Database Access | 5-8% | - Connect to databases, execute queries and updates - Process result sets, manage transactions and resources |
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