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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:
- Understand variable scopes, apply encapsulation and make objects immutable
- Handle file system objects using java.nio.file API
- Declare, use, and expose modules, including the use of services
- Create and use enumerations
- Deploy and execute modular applications, including automatic modules
- Connect to and perform database SQL operations, process query results using JDBC API Annotations
- Utilize polymorphism and casting to call methods, differentiate object type versus reference type
- Declare and instantiate Java objects including nested class objects, and explain objects' lifecycles (including creation, dereferencing by reassignment, and garbage collection)
- Create and use interfaces, identify functional interfaces, and utilize private, static, and default methods
- Create, apply, and process annotations
- Initialize objects and their members using instance and static initialiser statements and constructors
- Define and use fields and methods, including instance, static and overloaded methods
- Implement serialization and deserialization techniques on Java objects
- Create and use subclasses and superclasses, including abstract classes
- Read and write console and file data using I/O Streams
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
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What is Java SE 11 Developer Exam Number: 1Z0-819 Certification Exam and Retake policy
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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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