Computer Science · Database Management System
Which of the following statements is true regarding a Primary Key in a database table?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It uniquely identifies each record in the table.
- 2It cannot contain a NULL value.
- 3It must always contain unique values.
- 4All of the above✓
Correct answer
All of the above
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