Data Models into Database Designs In 1:N relationships, which entity becomes the parent entity is arbitrary. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which of the following column properties would be used to specify that cells in a column must contain a monetary value? Default value Null status Data type Data constraints Default value Null status Data type Data constraints ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs In a 1:N relationship, the foreign key is placed in: the parent table. either table without specifying parent and child tables. the child table. either the parent table or the child table. the parent table. either table without specifying parent and child tables. the child table. either the parent table or 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 Which is not true about surrogate keys? They are short. They are fixed. They have meaning to the user. They are numeric. They are short. They are fixed. They have meaning to the user. They are numeric. ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs If a relationship has a cascade updates constraint, then if ________ in the parent table is changed, then the same change will automatically be made to any corresponding foreign key value. the primary key a foreign key a surrogate key any alternate key the primary key a foreign key a surrogate key any alternate key ANSWER DOWNLOAD EXAMIANS APP
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