Java MCQ: Identify the interface which is used to declare core methods in Java?
a) java.lang.Object
b) java.util.List
c) java.lang.Runnable
d) java.lang.Comparable
Answer:
d) java.lang.Comparable
Explanation:
The Comparable
interface in Java is used to declare core methods for comparing objects. It defines the compareTo()
method, which allows objects to be ordered. This interface is essential for sorting and comparing objects in collections.
Reference links:
https://www.rameshfadatare.com/learn-java-programming/
https://www.javaguides.net/p/java-tutorial-learn-java-programming.html