We're so confident of our products that we provide no hassle product exchange.
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
How to book the Java SE 11 Developer Exam Number: 1Z0-819
You register with an Oracle partner pearsonvue.com, tie your Oracle account, choose whether you want to pass in the center or from home. If you choose the option from home, you will be followed through the camera and microphone throughout the exam, there should be no one in the room, you can not talk to anyone and look only at the screen, the Internet must be stable, without troubles, otherwise, the result will be canceled.
Oracle 1Z0-819 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Java SE 11 Developer |
| Exam Number: | 1Z0-819 |
| Exam Duration: | 90 minutes |
| Exam Price: | USD $245 |
| Real Exam Qty: | 50 |
| Certificate Validity Period: | No expiration |
| Available Languages: | Chinese (Traditional, Taiwan only), English |
| Related Certifications: | Oracle Certified Professional: Java SE 17 Developer Oracle Certified Professional: Java SE 21 Developer |
| Exam Format: | Multiple Select, Multiple Choice |
| Passing Score: | 68% |
| Recommended Training: | Java SE 11 Developer Training |
| Exam Registration: | Oracle University Pearson VUE |
| Sample Questions: | Oracle 1Z0-819 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 |
Oracle 1Z0-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Working with Java Data Types | 10-15% | - Handle text using String, StringBuilder and StringBuffer classes - Use primitives and wrapper classes, including operators, parentheses, type promotion and casting - Manipulate numeric values and formatting |
| Exception Handling and Assertions | 8-12% | - Create custom exceptions and use standard exceptions - Use assertions appropriately - Use try-catch-finally, try-with-resources, throw and throws |
| JDBC Database Access | 5-8% | - Process result sets, manage transactions and resources - Connect to databases, execute queries and updates |
| Java Platform Module System | 8-12% | - Use automatic modules and unnamed modules - Compile, package and run modular applications - Define modules, module declarations, requires, exports, opens, uses and provides |
| Java Object-Oriented Approach | 15-20% | - Declare and instantiate classes, interfaces, abstract classes and nested classes - Use local variable type inference - Overload and override methods, use constructors and initializers - Apply encapsulation, inheritance, polymorphism and abstraction |
| Concurrency | 8-12% | - Use synchronization, locks, atomic variables and concurrent collections - Create and manage threads, use ExecutorService, Callable and Future - Use parallel streams and CompletableFuture |
| Secure Coding and Localization | 5-8% | - Use Locale, ResourceBundle and formatting APIs for internationalization - Apply secure coding practices, input validation and data protection |
| Lambda Expressions and Streams | 12-18% | - Create and use stream pipelines, including intermediate and terminal operations - Use Optional class and primitive type streams - Define and use functional interfaces and lambda expressions |
| Java I/O and NIO.2 | 8-12% | - Read and write data using streams, readers, writers and channels - Manage files, directories and file attributes with java.nio.file API - Implement serialization and deserialization |
| 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 |
By Wayne
