Like classes in Object oriented programming Object-Oriented DBMS is can store objects.It follows an Object oriented data model with the properties of classes and the properties of Object oriented programming also.Objects can be in the form of complex data types or different data types.
Explanation: The object-oriented database management system is the system that is responsible for the information to be presented in the form objects .The main purpose of the object oriented database is to organize the database in the simplified manner so that no conversion process is required .It can be used for any complex data and it follows the pattern of the the inheritance.
In computer programming we have the data type called enumeration (enum). This is a data type that is made up of sets of values which are referred to as elements it members. It is a data type in c programming language.
It makes a program to be easy as well as readable by assigning names to constant. To declare this data type the keyword to use is enum.
Nonrepudiation is the confidence attached to the fact that someone cannot deny something. It directs to the ability to ensure that a party to a contract or a communication cannot deny the authenticity of their signature on a document or the sending of a message that they originated.