Introduction to Database System Data encryption techniques are particularly useful for protecting data in data communication systems reducing storage space requirements None of these All of these improving data integrity protecting data in data communication systems reducing storage space requirements None of these All of these improving data integrity 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. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Sophisticated report generators can selectively retrieve and print portions of a list print row-oriented reports All of the listed here perform arithmetic operations selectively retrieve and print portions of a list print row-oriented reports All of the listed here perform arithmetic operations ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A tuple is a(n): column of a table. two dimensional table. key of a table. row of a table. column of a table. two dimensional table. key of a table. row of a table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the columns are sometimes called "attributes". False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Row is synonymous with the term: relation. record. column. field. relation. record. column. field. ANSWER DOWNLOAD EXAMIANS APP