Introduction to Database System Given the functional dependency R → (S,T) , then it is also true that R → S. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ Contains fields of data about one entity. Fields Record File Document None of these Fields Record File Document None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier determines the type of relationship that an entity has. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When you have finished entering information into a form the contents of the form are written to the data file the template is written to the data file the contents of the form can be printed All of the listed here the contents of the form are written to the data file the template is written to the data file the contents of the form can be printed All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to add a column/integrity constraint to a table MODIFY TABLE ALTER TABLE INSERT COLUMN ADD COLUMN MODIFY TABLE ALTER TABLE INSERT COLUMN ADD COLUMN ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One solution to the multivalued dependency constraint problem is to: add a composite key. create a new theme. change the theme. split the relation into two relations, each with a single theme. add a composite key. create a new theme. change the theme. split the relation into two relations, each with a single theme. ANSWER DOWNLOAD EXAMIANS APP
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