NIELIT Scientific Assistant A 2020 November: 110

Question

In Java, for ensuring the persistence property, the class must implements:

• A. Serializable Interface
• B. Utilization Interface
• C. Threadable Interface
• D. Recognizable Interface

Answer 1

option A 

reference:- http://java.boot.by/scbcd5-guide/ch05.html

Answer 2

Serializable is a marker interface (has no data member and method). It is used to "mark" Java classes so that the objects of these classes may get a certain capability. The Cloneable and Remote are also marker interfaces. It must be implemented by the class whose object you want to persist. In Java, for ensuring the persistence property, the class must implement Serializable Interface

Interface Utilization

view lists the interfaces throughout the enterprise that are the most heavily used. The view is a table summary of the interfaces whose utilization exceeds the user-configured thresholds. This view is located on the Enterprise Overview page.