Data Models into Database Designs Which of the following data constraints would be used to specify that the value of a cell in one column must be less than the value of a cell in another column in the same row of the same table? A domain constraint An intrarelation constraint An interrelation constraint A range constraint A domain constraint An intrarelation constraint An interrelation constraint A range constraint ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Cascading updates refers to child rows being automatically deleted when a parent row is deleted. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which constraint requires that the binary relationship indicate all combinations that must appear in the ternary relationship? Both of the above None of these MUST COVER MUST NOT Both of the above None of these MUST COVER MUST NOT ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs The terms alternate key and candidate key mean the same thing. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs When the parent entity is required, cascading updates and cascading deletions should be allowed or the associated actions on the parent should be prohibited. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs When the child entity is required, we are restricted from creating a new parent row without also creating a corresponding child row at the same time. False True False True ANSWER DOWNLOAD EXAMIANS APP