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Answers by PEKKA

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1
ACE-TEST
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Memory refrences
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Pick primary memory
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Go-doubt
Q. A relation is in.............if an attribute of composite key is dependent on an attribute of other composite key. A) 2NF B) BCNF C) 3NF D) 1NF i think option D is correct???plz check it
Q. A relation is in.............if an attribute of composite key is dependent on an attribute of other composite key.A) 2NFB) BCNFC) 3NFD) 1NFi think option D is correct...
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7
ace test GTOC
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ace test GTOC
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#toc#decidability
Someone explain... L1 ={a^p / p is prime} L2 ={a^p / p is odd} S1 : L1 ∪ L2 is regular S2 : Regular expression of L1 ∪ L2 is a(aa)* A) S1 is decidable(correct) S2 is undecidable(not correct) B) S1,S2 is decidable C) S1 , S2 is undecidable D) None
Someone explain...L1 ={a^p / p is prime}L2 ={a^p / p is odd}S1 : L1 ∪ L2 is regularS2 : Regular expression of L1 ∪ L2 is a(aa)*A) S1 is decidable(correct)S2 is undeci...