Introduction to Database System The following are functions of a DBMS except ________ . creating and processing forms creating databases administrating databases processing data creating and processing forms creating databases administrating databases processing data ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type of related to a single-entity instance of another type? One-to-Many Relationship Many-to-Many Relationship Composite Relationship One-to-One Relationship One-to-Many Relationship Many-to-Many Relationship Composite Relationship One-to-One Relationship 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 None of these you look at each form sequentially until you see the one you want All of these you type the key in an entry line, and the correct form is displayed you enter the search value into the form None of these you look at each form sequentially until you see the one you want All of these you type the key in an entry line, and the correct form is displayed ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System For some relations, changing the data can have undesirable consequences called: normal forms. modification anomalies. referential integrity constraints. transitive dependencies. normal forms. modification anomalies. referential integrity constraints. transitive dependencies. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The activity of a file refers to how closely the files fits into the allocated is a low percentages of number of records added or deleted from a file None of these is a measure of the percentage of existing records updated during a run if high, reduces processing efficiency for sequential and nonsequential files refers to how closely the files fits into the allocated is a low percentages of number of records added or deleted from a file None of these is a measure of the percentage of existing records updated during a run if high, reduces processing efficiency for sequential and nonsequential files ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS