Introduction to Database System The functional dependency R → S means that the value of S can be determined when we are given a value of R. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A minimum cardinality is the minimum number of entity instances that may participate in a relationship instance. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary is a special file that contains the names of all fields in all files All of these the widths of all fields in all files the data types of all fields in all files None of these the names of all fields in all files All of these the widths of all fields in all files the data types of all fields in all files None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the DBM approach, application programs perform the all of the listed here processing functions storage function access control all of the listed here processing functions storage function access control ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A file produced by a spreadsheet can be used for graphic all of the listed here is generally stored on disk in an ASCII text format can be used as it by the DBMS can be used for graphic all of the listed here is generally stored on disk in an ASCII text format can be used as it by the DBMS ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is in Boyce-Codd Normal Form (BCNF) if every determinant is a composite key. True False True False ANSWER DOWNLOAD EXAMIANS APP
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