Introduction to Database System A scheme describes records and files record relationships None of these data elements All of these records and files record relationships None of these data elements All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What software packages are commonly used for businesses that have to track extensive lists of clients and inventory? Data management packages Custom made programs Special purpose packages Single function application packages None of these Data management packages Custom made programs Special purpose packages Single function application packages None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is considered a: one-dimensional table. three-dimensional table. Column. two-dimensional table. one-dimensional table. three-dimensional table. Column. two-dimensional table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity represents an actual occurrence of an associated generalized entity? Instance entity Archetype entity Subtype entity Supertype entity Instance entity Archetype entity Subtype entity Supertype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A top-to-bottom relationship among the items in a database is established by a Network schema Relational schema All of the listed here Hierarchical schema Network schema Relational schema All of the listed here Hierarchical schema ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to create a synonym for a schema object? CREATE SAME CREATE SYNONYM CREATE SCHEMA All of the listed here CREATE SAME CREATE SYNONYM CREATE SCHEMA All of the listed here ANSWER DOWNLOAD EXAMIANS APP