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Mr. Dubey • 100.69K Points
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Q. Which of the following is correct regarding Aggregate functions?

  • (A) it takes a list of values and return a single values as result
  • (B) it takes a list of values and return a list of values as result
  • (C) it takes a single value and returns a list of values as result
  • (D) it takes a single value and returns a single value as result
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