Question

Data integrity constraints are used to:

(a) Control who is allowed access to the data

(b) Ensure that duplicate records are not entered into the table

(c) Improve the quality of data entered for a specific property (i.e., table column)

(d) Prevent users from changing the values stored in the table

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This question is from Integrity Constraints topic in portion SQL : Queries, Constraints and Triggers of Database Management

Answer 1

Right option is (c) Improve the quality of data entered for a specific property (i.e., table column)

Best explanation: None.