Oracle Certification Exam Question: Download Oracle Certification PDF
Explain Which two statements are true regarding single row functions? (Choose two.)
A. They accept only a single argument
B. They can be nested only to two levels
C. Arguments can only be column values or constant
D. They always return a single result row for every row of a queried table
E. They can return a data type value different from the one that is reference
Answer:
D. They always return a single result row for every row of a queried table
E. They can return a data type value different from the one that is reference
E. They can return a data type value different from the one that is reference