A. Aggregate functions can be nested to any number of levels. -> Can be nested upto one level only.
B. The AVG function implicitly converts NULLS to zero. -> AVG function ignores NULLS.
C. The MAX and MIN functions can be used on columns with character data types. -> True
D. Aggregate functions can be used in any clause of a SELECT statement. -> It can't be used with where clause.
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archit4321
2 months, 1 week agokesammy9
1 year, 4 months ago