In ER model the details of the entities are hidden from the user. This process is called:

Related MCQs

• In a relation between the entities the type and condition of the relation should be specified. That is called as            attribute.
• What is a relationship called when it is maintained between two entities?
• The number of entities associated in relationship is called as it’s.....................
• In a relation between the entities the type and condition of the relation should be specified. That is called as______attribute.
• The granting and revoking of roles by the user may cause some confusions when that user role is revoked. To overcome the above situation
• A single                              further allows the user to be authenticated once, and multiple applications can then verify the user’s identity through an authentication service without requiring reauthentication.
• In                                  of Oracle, the database administrator creates a user account in the database for each user who needs access.
• Which are the not user in End-user:
• An                  is a set of entities of the same type that share the same properties, or attributes.
•                            express the number of entities to which another entity can be associated via a relationship set.