What will be the output of the following query?SELECT *FROM EmployeeWH

1.	What will be the output of the following query?SELECT *FROM EmployeeWHERE emp_id = NULL;
A.	No output
B.	Only those columns whose emp_id is NULL
C.	Only those columns whose emp_id is not NULL
D.	All of above
E.	None of these
Answer» B. Only those columns whose emp_id is NULL

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