Introduction to Database System Helping people keep track of things is the purpose of a(n) ________ . relationship database instance table relationship database instance table ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In any hierarchy of data organization, the smallest entity to be processed as a single unit is called database data file data record data field None of these database data file data record data field None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to remove a stored function from the database? DROP FUNCTION None of these DELETE FUNCTION REMOVE FUNCTION ERASE FUNCTION DROP FUNCTION None of these DELETE FUNCTION REMOVE FUNCTION ERASE FUNCTION ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier? Strong entity Weak entity ID-dependent entity ID- independent entity Strong entity Weak entity ID-dependent entity ID- independent entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Versatile report generators can provide Subtotals Columnar totals None of these Calculations All of these Subtotals Columnar totals None of these Calculations All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be the pin code the last name None of these All of these a compound key consisting of the first name and the last name the pin code the last name None of these All of these a compound key consisting of the first name and the last name ANSWER DOWNLOAD EXAMIANS APP
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