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A minimal super key (i.e, one of the super keys for which no proper subset is a superkey) is called:

  1. Super Key
  2. Candidate Key
  3. Primary Key
  4. Both Candidate and Primary Key
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@gatecse @Deepak Poonia  sir answer to this question should be B. right? 

 

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1
yes
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1

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it should be B.
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