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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.

To stay current, candidates have to re-certify themselves with the latest version of the exam. Oracle Cloud Certifications include various titles with levels that are Oracle Certified Associate, Specialist, and Professional. Moreover, the Oracle Cloud Certifications are updated continuously throughout the year for keeping current with major product and service releases and re-released on an annual basis with a new title.

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

Oracle 1z1-819 Exam Syllabus Topics:

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

For more info read reference:

1Z0-006 Official Certification Site Oracle Cloud Learning Resources