Q. Which of the following can refer a language to be non regular?

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Q. Which of the following is not an example of counting argument?

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Q. If L1, L2 are regular and op(L1, L2) is also regular, then L1 and L2 are said to be ____________ under an operation op.

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Q. Suppose a regular language L is closed under the operation halving, then the result would be:

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Q. If L1′ and L2′ are regular languages, then L1.L2 will be

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Q. If L1 and L2′ are regular languages, L1 ∩ (L2′ U L1′)’ will be

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Q. If A and B are regular languages, !(A’ U B’) is:

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Q. Which among the following are the boolean operations that under which regular languages are closed?

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Q. Suppose a language L1 has 2 states and L2 has 2 states. After using the cross product construction method, we have a machine M that accepts L1 ∩ L2. The total number of states in M:

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Q. If L is a regular language, then (L’)’ U L will be :

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Q. If L is a regular language, then (((L’)r)’)* is:

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Q. Which among the following is the closure property of a regular language?

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Q. If L is a language, the reversal of the language can be represented as:

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Q. If L is a regular language, ____ is also regular.

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Q. If E=F+G;
E^r=?

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Q. If E= FG, E^r=?

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Q. Simplify the following identity:
E=01*+10*

E^R=?

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Q. Which of the following obey the closure properties of Regular language?

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Q. Which of the following conversion is not feasible?

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Q. The computation of e-closure of n-states takes ______ time.

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