Class Definition A Class describes an Object COBOL Class object and its instance objects. It contains nested programs for class methods and
instance methods.
Class Extension A class extension enables you to add extra functionality to an object COBOL class without changing the original source code.
Class-body The class body contains all the code that defines class data and class methods.
Class-object The class object is an object that acts as a creator of objects.
Object-program The object program contains the definition of data and methods for all instances of the class.
Method Interface Definition A method interface definition defines the parameters for the method, how they are passed, and any alternate syntax that can
be used to invoke the method.