Data Models into Database Designs In a 1:N relationship, the foreign key is placed in: the parent table. either the parent table or the child table. either table without specifying parent and child tables. the child table. the parent table. either the parent table or the child table. either table without specifying parent and child tables. the child table. ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs When the parent entity is required, a new parent row can always be inserted. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Each entity is represented as a(n): file. tuple. table. attribute. file. tuple. table. attribute. ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs For every relationship, there are six possible referential integrity actions. False True False True 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 intrarelation constraint An interrelation constraint A domain constraint A range constraint An intrarelation constraint An interrelation constraint A domain constraint A range constraint ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which of the following columns is(are) are required in a table? A surrogate key A primary key An alternate key A foreign key A surrogate key A primary key An alternate key A foreign key ANSWER DOWNLOAD EXAMIANS APP
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