EXAMIANS
Cascading updates refers to child rows being automatically deleted when a parent row is deleted.
YOUR ANSWER : ?
YOUR ANSWER : ?
In a 1:1 relationship, the foreign key is placed in:
YOUR ANSWER : ?
In a 1:1 relationship, the primary key placement is arbitrary.
YOUR ANSWER : ?
A primary key should be defined as:
YOUR ANSWER : ?
Which of the following column properties specifies whether or not cells in a column must contain a data value?
YOUR ANSWER : ?
When the parent entity is required, cascading updates and cascading deletions should be allowed or the associated actions on the parent should be prohibited.
YOUR ANSWER : ?
Which of the following column properties would be used to specify that cells in a column must contain a monetary value?
YOUR ANSWER : ?
An ideal primary key is short, numeric and seldom changing.
YOUR ANSWER : ?
Which of the following column properties would be used to specify that cells in a column must contain a monetary value that is less than another monetary value in the same row?
YOUR ANSWER : ?
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?
YOUR ANSWER : ?