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Aggregate functions are functions that take a ___________ as input and return a single value.

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Aggregate functions are functions that take a ___________ as input and return a single value.

(a) Collection of values

(b) Single value

(c) Double value

(d) All of the mentioned

I had been asked this question by my school principal while I was bunking the class.

My question is taken from Aggregation of Data topic in division Laying the Foundation of SQL Server

1 Answer

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Best answer
Correct choice is (a) Collection of values

For explanation: Aggregate functions perform a calculation on a set of values.

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