Data integrity constraints are used to: Options: A . &nbspControl who is allowed access to the data B . &nbspEnsure that duplicate records are not entered into the table C . &nbspImprove the quality of data entered for a specific property (i.e., table column) D . &nbspPrevent users from changing the values stored in the table

Data integrity constraints are used to:

Question

Data integrity constraints are used to:

Options:

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

Answer: Option C

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

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Question 1. _____________, express the number of entities to which another entity can be associated via a relationship set. ....

Question 2. Which of the following can be addressed by enforcing a referential integrity constraint? ....

Question 3. An entity in A is associated with at most one entity in B, and an entity in B is associated with at most one entity in ....with at most one entity in A.This is called as

Question 4. An entity in A is associated with at most one entity in B. An entity in B, however, can be associated with any number (....with any number (zero or more) of entities in A.

Question 5. Data integrity constraints are used to ....

Question 6. ______ is a special type of integrity constraint that relates two relations & maintains consistency across the relation....that relates two relations & maintains consistency across the relations.

Question 7. Which one of the following uniquely identifies the elements in the relation? ....

Question 8. Establishing limits on allowable property values, and specifying a set of acceptable, predefined options that can be as....that can be assigned to a property are examples of:

Question 9. Which of the following can be addressed by enforcing a referential integrity constraint? ....

Question 10. Drop Table cannot be used to drop a table referenced by a _________ constraint. ....

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