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This exam helps students to understand the basic relational database concepts. Moreover, it will teach the students about data modeling concepts, building Entity Relationship Diagrams (ERDs), and mapping ERDs. Moreover, with this project-based learning techniques, students will be able to create and work with projects to design, implement, and demonstrate a database solution for a business or organization.

Average Salary of Java SE 11 Developer Exam Number: 1Z0-819 Certified Professionals

The average salary is between $71k and $103k.

Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913

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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:

• Create and use interfaces, identify functional interfaces, and utilize private, static, and default methods
• Deploy and execute modular applications, including automatic modules
• Declare and instantiate Java objects including nested class objects, and explain objects' lifecycles (including creation, dereferencing by reassignment, and garbage collection)
• Read and write console and file data using I/O Streams
• Handle file system objects using java.nio.file API
• Define and use fields and methods, including instance, static and overloaded methods
• Utilize polymorphism and casting to call methods, differentiate object type versus reference type
• Create, apply, and process annotations
• Create and use subclasses and superclasses, including abstract classes
• Declare, use, and expose modules, including the use of services
• Create and use enumerations
• Initialize objects and their members using instance and static initialiser statements and constructors
• Understand variable scopes, apply encapsulation and make objects immutable
• Implement serialization and deserialization techniques on Java objects
• Connect to and perform database SQL operations, process query results using JDBC API Annotations

Oracle 1z1-819 Exam Syllabus Topics: