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All other columns other than the column which is termed as Primary Key, are known as –

13. All other columns other than the column which is termed as Primary Key, are known as –

1. Unique Keys
2. Alternate Keys
3. Composite Keys
4. None of the above

Answer: B) Alternate Keys

Explanation:

All other columns other than the column which is termed as Primary Key, are known as Alternate Keys.