Which two queries return a value of NULL?
A. SELECT NULL =NULL
B. SELECT NULL is NULL
C. SELECT NULL <= > NULL
D. SELECT 1 > NULL
E. SELECT COUNT (NULL);
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Which two queries return a value of NULL?
A. SELECT NULL =NULL
B. SELECT NULL is NULL
C. SELECT NULL <= > NULL
D. SELECT 1 > NULL
E. SELECT COUNT (NULL);
|
Download Printable PDF. VALID exam to help you PASS. |
|
A,D