CS402 Midterm Online Quiz

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CS402-Midterm

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The length of output string in case of _________ is one more than the length of corresponding input string.

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GTG can have _______________ final state.

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If a language has RE, then that language can be expressed through TG.

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“One language can be expressed by more than one NFA”. This statement is ______________.

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One language can be represented by more than one RE” this statement is____

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S= {a,bc,cc} has the latters

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Alphabet S = {a,bc,cc} has _______ number of letters.

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(a + b)* a is RE for the language defined over S={a,b} having words not ending in b

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In which of the following language Rev(s)=s

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Using tree structure final state represent by

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In GTG’s there may exist no path for a certain string.

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TG is always deterministic.

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In FA final state represent by _________sign

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In TG, there may be a transition for null string.

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If in an NFA, ^ is allowed to be a label of an edge then that NFA is called _________.

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One language can represents more than one RE.

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Every FA should be __________

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a (a + b)* is the RE of language defined over S = {a, b} having at least one a

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a*b* = (ab)* this expression is __________

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Alphabet S = {a,bc,cc} has _______ number of letters.

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If a language can be expressed through FA, then it can also be expressed through TG.

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TG can have more than one initial state.

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FA1 corresponds to r*, then FA1 must accept _______________ string.

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In TG there may exist more than one path for certain string.

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In drawing FA3 (which is equal to FA1 + FA2), a state will be declared final if

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Languages generated by kleene star are always ______________.

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In FA final state represent by _________sign

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a(a+b)*a+b(a+b)*b is RE for the language defined over S={a,b} having words beginning and ending with same letters

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“Every Infinite language is regular” this statement is

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In TG there may exist no paths for certain string.

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Languages generated by kleene star are always ______________.

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In GTG, if a state has more than one incoming transitions from a state. Then all those incoming transitions can be reduced to one transition using _____________ sign

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One FA has n states and m letters in the alphabet. Then FA will have _____ number of transitions in the diagram.

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TG can more then one initial state

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Length of strings, generated by infinite language is_______

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One FA has 3 states and 2 letters in the alphabet. Then FA will have ___________ number of transitions in the diagram

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Two machines are said to be equivalent if they print the same output string when the different input string is run on them

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In TG there may exist no paths for certain string.

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If an alphabet has n number of letter, then number of strings of length m will be

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If L1 and L2 are expressed by regular expressions r1 and r2, respectively then the language expressed by r1 + r2 will be _________

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If a language is expressed through TG, then that language will have its RE.

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If r1 = (aa + bb) and r2 = ( a + b) then the language (aa + bb)* will be generated by

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If S = {aa, bb}, then S* will not contain..

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In FA, if one enters in a specific state but there is no way to leave it, then that specific state is called

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GTG can have _______________ final state.

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Which statement is true?

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Alphabet S = {a,bc,cc} has _______ number of letters.

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One language can be represented by more than one RE” this statement is____

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If FA1 accepts no string and FA2 accepts many strings, then FA1 + FA2 will be equal to

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