Introduction to Database System For some relations, changing the data can have undesirable consequences called: modification anomalies. transitive dependencies. normal forms. referential integrity constraints. modification anomalies. transitive dependencies. normal forms. referential integrity constraints. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to add a column/integrity constraint to a table INSERT COLUMN ADD COLUMN ALTER TABLE MODIFY TABLE INSERT COLUMN ADD COLUMN ALTER TABLE MODIFY TABLE ANSWER DOWNLOAD EXAMIANS APP
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 Enterprise Resource Planning (ERP) is an example of a single user database. True False True False ANSWER DOWNLOAD EXAMIANS APP
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 Data encryption techniques are particularly useful for All of these None of these improving data integrity protecting data in data communication systems reducing storage space requirements All of these None of these improving data integrity protecting data in data communication systems reducing storage space requirements ANSWER DOWNLOAD EXAMIANS APP
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