Q8
Which of the following are integrity controls that a DBMS may support?
A.
Assume a default value in a field unless a user enters a value for that field.
B.
Limit the set of permissible values that a field may assume.
C.
Limit the use of null values in some fields.
D.
All of the above.
AnswerAnswer: Option D
Solution
Answer: Option D
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