Oracle Database 12c SQL 1z0-071 Question # 39 Topic 4 Discussion

Oracle Database 12c SQL 1z0-071 Question # 39 Topic 4 Discussion

1z0-071 Exam Topic 4 Question 39 Discussion:
Question #: 39
Topic #: 4

Which statement is true about aggregate functions?


A.

The AVG function implicitly converts NULLS to zero


B.

The MAX and MIN functions can be used on columns with character data types


C.

Aggregate functions can be used in any clause of a SELECT statement


D.

Aggregate functions can be nested to any number of levels


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