Introduction to Database System Which of the following is true of a network structure? It is conceptually simple It allows a many-to-many relationship It is a physical representation of the data It will be the dominant data base of the future It is conceptually simple It allows a many-to-many relationship It is a physical representation of the data It will be the dominant data base of the future ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): transitive dependency. insertion anomaly. normal form. referential integrity constraint. transitive dependency. insertion anomaly. normal form. referential integrity constraint. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Each of data files has a _____ that describe the way the data is stored in the file. Records Database Fields File structure Records Database Fields File structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If you want your database to include methods, you should use a _____ database. Distributed Hierarchical Network Object-Oriented Distributed Hierarchical Network Object-Oriented ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System To have a file hold a list, it is necessary to decide which fields will be used as sort or index keys identify the name, width and type of the fields of each record. identify the records in the list All of the listed here decide which fields will be used as sort or index keys identify the name, width and type of the fields of each record. identify the records in the list All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A functional dependency is a relationship between or among: relations. rows. tables. attributes. relations. rows. tables. attributes. ANSWER DOWNLOAD EXAMIANS APP
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