Which of the Following Is Not True About Surrogate Keys

question 52

Multiple Choice

Which of the following is not true about surrogate keys?

• A)They are identifiers that are supplied by the system,not the users.
• B)They have no meaning to the users.
• C)They are nonunique within a table.
• D)They can be problematic when combining databases.
• E)The DBMS will not allow their values to be changed.

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