We can have multiple classes in different Java files or single Java file . If you define multiple classes in a single Java source file, it is a good idea to save the file name with the class name which has main() method. //Creating Student class.
Read moreWhat are classes called in Java?
A class in Java is a template that is used to create and define objects, object data types, and methods . Classes as a whole are categories and objects are items within each category. A class declaration constitutes of the following parts: Modifiers.17 Haz 2021
Read moreWhich class can use all the features of an established class?
Explanation: Object class is superclass of every class in Java.
Read moreCan you implement a class in Java?
The implements keyword is used to implement an interface . The interface keyword is used to declare a special type of class that only contains abstract methods. To access the interface methods, the interface must be “implemented” (kinda like inherited) by another class with the implements keyword (instead of extends ).
Read moreWhat is the name of a concrete class that implements statement and is included in the core JDK?
Some examples of concrete classes from the JDK are HashMap, HashSet, ArrayList, and LinkedList .
Read moreCan classes be used as a data type?
A class is a type of a data type . It allows you to declare a variable along with its datatype.
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