जॉइन Examsbook
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प्र: Data integrity constraints are used to

  • 1
    Ensure that duplicate records are not entered into the table
  • 2
    Prevent users from changing the values stored in the table
  • 3
    Control who is allowed access to the data
  • 4
    Improve the quality of data entered for a specific property like table column
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उत्तर : 4. "Improve the quality of data entered for a specific property like table column"
व्याख्या :

Answer: D) Improve the quality of data entered for a specific property like table column Explanation: Integrity constraints are used to ensure accuracy and consistency of data in a relational database. Data integrity is handled in a relational database through the concept of referential integrity. Many types of integrity constraints play a role in referential integrity (RI).   Hence, Data integrity constraints are used to Improve the quality of data entered for a specific property i.e, table column.

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