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Question

What will be the output of the following MySQL command? 
SELECT fname
FROM person
WHERE emp_id != 6 OR emp_id IS  NULL;

a.

Only those names whose emp_id is not equal to 6 or emp_id with NULL values

b.

Only those names whose emp_id is not equal to 6

c.

Only those names whose emp_id is equal to 6

d.

None of the mentioned

Posted under MySQL Database

Answer: (a).Only those names whose emp_id is not equal to 6 or emp_id with NULL values

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Q. What will be the output of the following MySQL command?
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