Data Models into Database Designs Which of the following columns is(are) are required in a table? An alternate key A primary key A surrogate key A foreign key An alternate key A primary key A surrogate key A foreign key 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 be immediately filled with a monetary value of $10,000? Null status Data constraints Default value Data type Null status Data constraints Default value Data type ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs The terms alternate key and candidate key mean the same thing. 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 domain constraint An intrarelation constraint A range constraint An interrelation constraint A domain constraint An intrarelation constraint A range constraint An interrelation constraint 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 Which of the following column properties specifies whether or not cells in a column must contain a data value? Data constraints Default value Null status Data type Data constraints Default value Null status Data type ANSWER DOWNLOAD EXAMIANS APP
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