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Exam Topic for Java SE 11 Developer Exam Number: 1Z0-819
The following will be discussed in ORACLE 1Z0-006 exam dumps:
- Annotations
- Working with Java data types
- Database Applications with JDBC
- Java I/O API
- Working with Arrays and Collections
- Java Object-Oriented Approach
- Java Platform Module System
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:
- Implement serialization and deserialization techniques on Java objects
- Read and write console and file data using I/O Streams
- Create, apply, and process annotations
- 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
- Initialize objects and their members using instance and static initialiser statements and constructors
- Declare, use, and expose modules, including the use of services
- Create and use subclasses and superclasses, including abstract classes
- Connect to and perform database SQL operations, process query results using JDBC API Annotations
- Declare and instantiate Java objects including nested class objects, and explain objects' lifecycles (including creation, dereferencing by reassignment, and garbage collection)
- Deploy and execute modular applications, including automatic modules
- Define and use fields and methods, including instance, static and overloaded methods
- Handle file system objects using java.nio.file API
- Understand variable scopes, apply encapsulation and make objects immutable
- Create and use enumerations
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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.
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
Oracle 1Z0-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Lambda Expressions and Streams | 12-18% | - Use Optional class and primitive type streams - Define and use functional interfaces and lambda expressions - Create and use stream pipelines, including intermediate and terminal operations |
| Topic 2: Working with Java Data Types | 10-15% | - Handle text using String, StringBuilder and StringBuffer classes - Manipulate numeric values and formatting - Use primitives and wrapper classes, including operators, parentheses, type promotion and casting |
| Topic 3: Secure Coding and Localization | 5-8% | - Use Locale, ResourceBundle and formatting APIs for internationalization - Apply secure coding practices, input validation and data protection |
| Topic 4: 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 5: Concurrency | 8-12% | - Use synchronization, locks, atomic variables and concurrent collections - Use parallel streams and CompletableFuture - Create and manage threads, use ExecutorService, Callable and Future |
| Topic 6: 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 7: Exception Handling and Assertions | 8-12% | - Create custom exceptions and use standard exceptions - Use try-catch-finally, try-with-resources, throw and throws - Use assertions appropriately |
| Topic 8: Arrays and Collections | 12-18% | - Create and manipulate arrays, lists, sets, maps, queues and deques - Sort and search collections and arrays - Use generics, wildcards and diamond notation |
| 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: JDBC Database Access | 5-8% | - Process result sets, manage transactions and resources - Connect to databases, execute queries and updates |






