Data Models into Database Designs The identifier of an entity will become the ________ of the new table. primary key identity key foreign key main attribute primary key identity key foreign key main attribute 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 range constraint A domain constraint An intrarelation constraint An interrelation constraint A range constraint A domain constraint An intrarelation constraint ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs A unique, DBMS-supplied identifier used as the primary key of a relation is called a(n): foreign key. surrogate key. primary key. composite key. foreign key. surrogate key. primary key. composite key. ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which is not true about surrogate keys? They are fixed. They are short. They have meaning to the user. They are numeric. They are fixed. They are short. They have meaning to the user. They are numeric. ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs For every relationship, how many possible types of actions are there when enforcing minimum cardinalities? Four Three Six Two Four Three Six Two ANSWER DOWNLOAD EXAMIANS APP
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