Introduction to Database System The following are functions of a DBMS except ________ . creating databases administrating databases processing data creating and processing forms creating databases administrating databases processing data creating and processing forms ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database design may be based on existing data. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the relational model, relationships between relations or tables are created by using: foreign keys. determinants. composite keys. candidate keys. foreign keys. determinants. composite keys. candidate keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time? data manipulation language transaction log report writer None of these query language data manipulation language transaction log report writer None of these query language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entity instances are associated by relationship classes. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attributes A and B determine attribute C, then it is also true that: C is a determinant. (A,B) is a composite determinant. B → A → C is a determinant. (A,B) is a composite determinant. B → A → ANSWER DOWNLOAD EXAMIANS APP