Introduction to Database System A candidate key is a determinant that determines all the other columns is a relation. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One approach to standardizing storing of data structured programming None of these MIS All of these CODASYL specifications structured programming None of these MIS All of these CODASYL specifications 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 None of these you look at each form sequentially until you see the one you want you type the key in an entry line, and the correct form is displayed All of these you enter the search value into the form None of these you look at each form sequentially until you see the one you want you type the key in an entry line, and the correct form is displayed All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute describes the entity's characteristics. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity represents a logical generalization whose actual occurrence is represented by a second, associated entity? Instance entity Supertype entity Subtype entity Archetype entity Instance entity Supertype entity Subtype entity Archetype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relational database management (RDBM) package manages data in more than one file at once. How does it organize these file? As both (a) and (b) tables None of these relations tuple both (a) and (b) tables None of these relations tuple ANSWER DOWNLOAD EXAMIANS APP
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