Introduction to Database System A relation is considered a: one-dimensional table. two-dimensional table. three-dimensional table. Column. one-dimensional table. two-dimensional table. three-dimensional table. Column. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When designing a database, first identify the entities, then determine the attributes, and finally establish the relationships. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The physical location of a record is determined by a mathematical formula that transforms a file key into a record location in an indexed file None of these a tree file a sequential file a hashed file an indexed file None of these a tree file a sequential file a hashed file 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 All of these you type the key in an entry line, and the correct form is displayed None of these you look at each form sequentially until you see the one you want you enter the search value into the form All of these you type the key in an entry line, and the correct form is displayed None of these you look at each form sequentially until you see the one you want ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to changes data in a table? UPDATE BROWSE INSERT APPEND UPDATE BROWSE INSERT APPEND ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Periodically adding, changing and deleting file records is called file restructuring renewing upgrading Updating restructuring renewing upgrading Updating ANSWER DOWNLOAD EXAMIANS APP
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