Which of the following is correct?

  • A SQL query automatically eliminates duplicates
  • SQL permits attribute names to be repeated in the same relation
  • A SQL query will not work if there are no indexes on the relations
  • None of the above
Explanation: Sorry no explanation available right now :) Please Contribute by commenting below

If you think above Mcq is wrong then please leave us comment with correct answers!

Leave comment below, Write your comment, Reply with your comment