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?– It is not having any method because it is a TAGGED or MARKER interface. In Java, the Cloneable interface is a marker interface, which means it doesn’t contain any methods. Marker interfaces are used to indicate a special behavior or capability that a class should have. In the case of Cloneable, it indicates that … Read more

a) Integer is a class defined in the java. lang package, whereas int is a primitive data type defined in the Java language itself. Java does not automatically convert from one to the other. b) Integer can be used as an argument for a method that requires an object, whereas int can be used for … Read more

An abstract class is a class designed with implementation gaps for subclasses to fill in and is deliberately incomplete. An abstract class in Java is a class that cannot be instantiated (i.e., you cannot create an object of an abstract class directly). It is often used as a base class for other classes. Abstract classes … Read more

Interface is similar to a class which may contain method’s signature only but not bodies and it is a formal set of method and constant declarations that must be defined by the class that implements it. Interfaces are useful for: a)Declaring methods that one or more classes are expected to implement b)Capturing similarities between unrelated … Read more

java. lang. reflect package has the ability to analyze itself in runtime. In Java, the reflection package refers to the java.lang.reflect package. Reflection is a feature in Java that allows you to inspect or manipulate the runtime behavior of applications. It provides a way to examine or modify the behavior of classes, interfaces, fields, methods, … Read more