Data Models into Database Designs For every relationship, how many possible sets of minimum cardinalities are there? Two Six Three Four Two Six Three Four ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs An ideal primary key is short, numeric and seldom changing. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which of the following situation requires the use of ID-dependent entities? Association relationships only Archetype/instance relationships only All of these Multivalued attributes only Association relationships only Archetype/instance relationships only All of these Multivalued attributes only ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which of the following data constraints would be used to specify that the value of cells in a column must be one of a specific set of possible values? An intrarelation constraint A domain constraint A range constraint An interrelation constraint An intrarelation constraint A domain constraint A range constraint An interrelation constraint ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs A foreign key is used to implement relationships between tables. True False True False ANSWER DOWNLOAD EXAMIANS APP
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? An interrelation constraint A domain constraint An intrarelation constraint A range constraint An interrelation constraint A domain constraint An intrarelation constraint A range constraint ANSWER DOWNLOAD EXAMIANS APP
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