Oracle OCP 19c 认证1Z0-082考试题库(第36题) - about single-row functions

时间：2022-03-09 来源：

Oracle OCP 19c 认证1Z0-082考试题库(第36题)-CUUG内部学员版082题库解析

36、Which three statements are true regarding single-row functions? (Choose three.)

A. The data type returned, can be different from the data type of the argument that is referenced.

B. They can return multiple values of more than one data type.

C. They can accept only one argument.

D. They can be nested up to only two levels.

E. They can be used in SELECT, WHERE, and ORDER BY clauses.

F. They can accept column names, expressions, variable names, or a user-supplied constants as arguments.

整理：CUUG