Why does this statement cause an error when QUANTITY values are null?
A. The expression attempts to divide by a null value.
B. The data types in the conversion function are incompatible.
C. The character string none should be enclosed in single quotes (‘ ‘).
D. A null value used in an expression cannot be converted to an actual value
Answer:A
Why does this statement cause an error when QUANTITY values are null?
A. The expression attempts to divide by a null value. B. The data types in the conversion function are incompatible. C. The character string none should be enclosed in single quotes (‘ ‘). D. A null value used in an expression cannot be converted to an actual value
Explanation: The expression attempts to divide by a null value is errorneous in sql. 10. The result of _____unknown is unknown.