The NULL value also means ___________(a) value equal to zero(b) unknow – InterviewSolution

InterviewSolution

1.	The NULL value also means ___________(a) value equal to zero(b) unknown value(c) negative values(d) a large value
Answer» The correct answer is (b) unknown value The explanation is: The NULL value in MySQL is a special value. It represents ‘no value’ or an ‘unknown value’. A NULL value can’t be compared like normal known values since it gives undesirable results.

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