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SQL uses a three - valued logic: True, False and Unknown. What are the results of the following three Boolean operations: True AND Unknown, True
SQL uses a threevalued logic: True, False and Unknown. What are the results of the following three Boolean operations: True AND Unknown, True OR Unknown, NOT Unknown?
Group of answer choices
True, True, Unknown
Unknown, Unknown, False
Unknown, True, True
Unknown, True, Unknown
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