Data Models into Database Designs Which constraint requires that the binary relationship indicate all combinations that must appear in the ternary relationship? None of these Both of the above MUST COVER MUST NOT None of these Both of the above MUST COVER MUST NOT ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs For every relationship, how many possible types of actions are there when enforcing minimum cardinalities? Six Two Four Three Six Two Four Three ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs When the parent entity is required and the parent has a surrogate key, update actions can be ignored. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs For every relationship, how many possible sets of minimum cardinalities are there? Four Three Two Six Four Three Two Six 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 Cascading updates refers to child rows being automatically deleted when a parent row is deleted. False True False True ANSWER DOWNLOAD EXAMIANS APP
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