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): insertion anomaly. transitive dependency. normal form. referential integrity constraint. insertion anomaly. transitive dependency. normal form. referential integrity constraint. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Periodically adding, changing and deleting file records is called file upgrading renewing restructuring Updating upgrading renewing restructuring Updating ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation has cells that hold multi-value entries. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is true of a network structure? It will be the dominant data base of the future It allows a many-to-many relationship It is conceptually simple It is a physical representation of the data It will be the dominant data base of the future It allows a many-to-many relationship It is conceptually simple It is a physical representation of the data ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a logical data-base structure? relational network tree chain relational network tree chain ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If the record management system allows you to edit values before they are recorded on disk, you can change the name of a field change the width of a field All of the listed here correct spelling changes before they are recorded change the name of a field change the width of a field All of the listed here correct spelling changes before they are recorded ANSWER DOWNLOAD EXAMIANS APP
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