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fl16(X)-finalX.pdf

# fl16(X)-finalX.pdf - CS/ECE Algorithms and Models of...

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CS/ECE Final Exam (Version X) Fall . For each of the following questions, indicate every correct answer by marking the “Yes” box, and indicate every incorrect answer by marking the “No” box. Assume P 6 = NP. If there is any other ambiguity or uncertainty, mark the “No” box. For example: X Yes No 2 + 2 = 4 Yes X No x + y = 5 Yes X No S can be solved in polynomial time. X Yes No Je ff is not the Queen of England. There are 40 yes/no choices altogether. Each correct choice is worth + ½ point. Each incorrect choice is worth - ¼ point. To indicate “I don’t know”, write IDK next to the boxes; each IDK is worth + point. (a) Which of the following statements is true for every language L { 0 , 1 } ? Yes No L contains the empty string " . Yes No L is infinite. Yes No L is regular. Yes No L is infinite or L is decidable (or both). Yes No If L is the union of two regular languages, then L is regular.
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• Spring '15
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