Introduction to Database System The relational database model was created by E.F. Codd. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute describes the entity's characteristics. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When performing a look-up operation using a form you enter the search value into the form you type the key in an entry line, and the correct form is displayed All of these you look at each form sequentially until you see the one you want None of these you enter the search value into the form you type the key in an entry line, and the correct form is displayed All of these you look at each form sequentially until you see the one you want None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If you want to organize a file in multiple ways, it is better to _____ the data rather than to sort it. Index Sort Key Delete None of these Update Index Sort Key Delete None of these Update ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An application where only one user accesses the database at a given time is an example of a(n) ________ . data mining database application single-user database application multiuser database application e-commerce database application data mining database application single-user database application multiuser database application e-commerce database application ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System For some relations, changing the data can have undesirable consequences called: referential integrity constraints. normal forms. transitive dependencies. modification anomalies. referential integrity constraints. normal forms. transitive dependencies. modification anomalies. ANSWER DOWNLOAD EXAMIANS APP
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