Q. Which of the following is not a regular expression?

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Q. Regular expression are

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Q. Regular expressions are closed under

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Q. Regular expression (x/y)(x/y) denotes the set

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Q. Which of the following is same as the given DFA?

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Q. Which of the given regular expressions correspond to the automata shown?

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Q. Can the given state diagram be reduced?

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Q. L is a regular Language if and only If the set of __________ classes of L is finite.

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Q. A language can be generated from simple primitive language in a simple way if and only if

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Q. Which of the following does not represents the given language?
Language: {0,01}

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Q. According to the given language, which among the following expressions does it corresponds to?
Language L={xϵ{0,1}|x is of length 4 or less}

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Q. Which among the following looks similar to the given expression?
((0+1). (0+1)) *

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Q. Concatenation Operation refers to which of the following set operations:

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Q. Concatenation of R with Ф outputs:

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Q. RR* can be expressed in which of the forms:

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Q. A finite automaton accepts which type of language:

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Q. Which among the following are incorrect regular identities?

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Q. Simplify the following regular expression:
ε+1*(011) *(1*(011) *) *

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Q. P, O, R be regular expression over ∑, P is not ε, then
R=Q + RP has a unique solution:

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Q. Arden’s theorem is true for:

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