Introduction to Database System Which of the following is not an advantage of the data-base approach? ability to associate related data program/data independence All of these elimination of the data redundancy increased security ability to associate related data program/data independence All of these elimination of the data redundancy increased security ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The Management Information system (MIS) structure with one main computer system is called a hierarchical MIS structure centralized MIS structure distributed MIS structure decentralized MIS structure hierarchical MIS structure centralized MIS structure distributed MIS structure decentralized MIS structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Two files may be joined into a third file if both (b) and (c) None of these they have a row in common they have a field in common they have no records with the same value in the common field both (b) and (c) None of these they have a row in common they have a field in common they have no records with the same value in the common field ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an entity and ________ . an archetype entity a subtype entity an instance entity itself an archetype entity a subtype entity an instance entity itself ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type of related to a single-entity instance of another type? Many-to-Many Relationship One-to-One Relationship One-to-Many Relationship Composite Relationship Many-to-Many Relationship One-to-One Relationship One-to-Many Relationship Composite Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a _____ resembles the hierarchical model in many respects. Network database None of these Relational database Hierarchical database Distributed database Network database None of these Relational database Hierarchical database Distributed database ANSWER DOWNLOAD EXAMIANS APP