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

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

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Oracle Cloud Certification credentials are only valid for a period of 18 months from the date you earn the credential. The certification will become inactive at the end of 18 months. However, for Oracle candidates, it is necessary to hold an active certification in order to have access to various certification benefits including, using Oracle certification logos, certificates, scoring reports, digital badges, and certification verification.

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