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? Data type Null status Default value Data constraints Data type Null status Default value Data constraints ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which of the following situation requires the use of ID-dependent entities? Association relationships only Multivalued attributes only All of these Archetype/instance relationships only Association relationships only Multivalued attributes only All of these Archetype/instance relationships only ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs An ideal primary key is short, numeric and seldom changing. False True False True 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. a foreign key the primary key a surrogate key any alternate key a foreign key the primary key a surrogate key any alternate key 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 cells in a column must be one of a specific set of possible values? A range constraint An interrelation constraint A domain constraint An intrarelation constraint A range constraint An interrelation constraint A domain constraint An intrarelation constraint ANSWER DOWNLOAD EXAMIANS APP
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