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Q.

All __________ are automatically treated as regular expressions

A

Programmatic description

B

Window

C

Win Object

D

Collection

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MCQ

1.

Concatenation (.) has the ________ highest precedence

A

first

B

second

C

third

D

fourth

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2.

?-transitions does not add any extra capacity of recognizing formal

A

True

B

False

C

May be

D

Can't say

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3.

NFA-?s are defined because certain properties can be more easily proved on them as compared to NFA.

A

True

B

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C

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D

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4.

If P, Q, R are three regular expressions and if P does not contain a then the equation R = R + RP has a unique solution given by?

A

R = QP*

B

R = P*Q

C

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D

None of the mentioned

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5.

A nondeterministic finite automaton with ?-moves is an extension of nondeterministic finite automaton

A

True

B

False

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