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A contract technician is working on a network printer when a print job starts and completes. The technician notices it is a spreadsheet that appears to be an annual salary report. Which of the following actions should the technician take?
Outer Classes
Classes defined outside of any other class's scope, not nested within another class.
Private Members
Private members in a class or interface are accessible only within the same class or interface, ensuring encapsulation and data hiding.
Serializable Interface
The Serializable interface in Java enables an object to be converted into a byte stream, facilitating the saving and transmission of its state over a network or storing it persistently.
Java Interfaces
Interfaces in Java are abstract types that enable classes to implement multiple inheritance, defining method signatures without implementation details.
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