Introduction to Database System A functional dependency is always an equation. True False True False 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. Database Records Fields File structure Database Records Fields File structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A scheme describes data elements record relationships None of these All of these records and files data elements record relationships None of these All of these records and files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation has cells that hold multi-value entries. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a one-to-many relationship, the entity that is on the one side of the relationship is called a(n) ________ entity. parent child subtype instance parent child subtype instance ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An on-line commercial site such as Amazon.com is an example of a(n) ________ . single-user database application multiuser database application data mining database application e-commerce database application single-user database application multiuser database application data mining database application e-commerce database application ANSWER DOWNLOAD EXAMIANS APP