PDF Version DemoHow 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:
- Desirable to have completed some or all of my Java Masterclass
- Have a desire to get Java certified and earn more money
- Be a professional programmer with Java experience
- Exposure to the Java programming language
- 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.
Oracle 1Z0-819日本語 Exam Overview:
| Certification Vendor: | Oracle |
| Exam Name: | Java SE 11 Developer |
| Exam Number: | 1Z0-819 |
| Passing Score: | 68% |
| Certificate Validity Period: | No expiration |
| Related Certifications: | Oracle Certified Professional: Java SE 17 Developer Oracle Certified Professional: Java SE 21 Developer |
| Exam Format: | Multiple Choice, Multiple Select |
| Exam Duration: | 90 minutes |
| Available Languages: | English, Chinese (Traditional, Taiwan only) |
| Exam Price: | USD $245 |
| Real Exam Qty: | 50 |
| Recommended Training: | Java SE 11 Developer Training |
| Exam Registration: | Oracle University Pearson VUE |
| Sample Questions: | Oracle 1Z0-819日本語 Sample Questions |
| Exam Way: | Online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | No mandatory prerequisites; recommended: solid Java programming knowledge and development experience |
| Official Syllabus URL: | https://education.oracle.com/product/pexam_1z0-819 |
Certification Path for Java SE 11 Developer Exam Number: 1Z0-819
Java SE 11 Developer Exam Number: 1Z0-819 is a fundamental exam. Successful completion by candidates will allow them to achieve Oracle Certified Professional: Java SE 11 Developer.
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
Understanding functional and technical aspects of Java SE 11 Developer Exam Number: 1Z0-819
The following will be discussed in the ORACLE 1Z0-006 exam dumps:
- Handle text using String and StringBuilder classes
- Use local variable type inference, including as lambda parameters
- Use primitives and wrapper classes, including, operators, parentheses, type promotion and casting
Understanding functional and technical aspects of Java SE 11 Developer Exam Number: 1Z0-819
The following will be discussed in the ORACLE 1Z0-006 exam dumps:
- Declare and instantiate Java objects including nested class objects, and explain objects' - lifecycles (including creation, dereferencing by reassignment, and garbage collection)
- Define and use fields and methods, including instance, static and overloaded methods
- Secure resource access including filesystems, manage policies and execute privileged code
- Develop code that mitigates security threats such as denial of service, code injection, input validation and ensure data integrity
- Understand variable scopes, apply encapsulation and make objects immutable
- Create and use enumerations
- Create and use interfaces, identify functional interfaces, and utilize private, static, and default methods
- Utilize polymorphism and casting to call methods, differentiate object type versus reference type
- Create and use subclasses and superclasses, including abstract classes
- Initialize objects and their members using instance and static initialiser statements and constructors
Oracle 1Z0-819日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: 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 2: Exception Handling and Assertions | 8-12% | - Use try-catch-finally, try-with-resources, throw and throws - Create custom exceptions and use standard exceptions - Use assertions appropriately |
| Topic 3: 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 4: Concurrency | 8-12% | - Create and manage threads, use ExecutorService, Callable and Future - Use synchronization, locks, atomic variables and concurrent collections - Use parallel streams and CompletableFuture |
| Topic 5: Secure Coding and Localization | 5-8% | - Use Locale, ResourceBundle and formatting APIs for internationalization - Apply secure coding practices, input validation and data protection |
| Topic 6: Working with Java Data Types | 10-15% | - Manipulate numeric values and formatting - Handle text using String, StringBuilder and StringBuffer classes - Use primitives and wrapper classes, including operators, parentheses, type promotion and casting |
| Topic 7: Java Object-Oriented Approach | 15-20% | - Apply encapsulation, inheritance, polymorphism and abstraction - Declare and instantiate classes, interfaces, abstract classes and nested classes - Use local variable type inference - Overload and override methods, use constructors and initializers |
| Topic 8: JDBC Database Access | 5-8% | - Process result sets, manage transactions and resources - Connect to databases, execute queries and updates |
| Topic 9: Java I/O and NIO.2 | 8-12% | - Manage files, directories and file attributes with java.nio.file API - Read and write data using streams, readers, writers and channels - Implement serialization and deserialization |
| Topic 10: Lambda Expressions and Streams | 12-18% | - Define and use functional interfaces and lambda expressions - Create and use stream pipelines, including intermediate and terminal operations - Use Optional class and primitive type streams |
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