CS402 Midterm Online Quiz

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CS402-Midterm

1 / 50

Languages generated by kleene star are always ______________.

2 / 50

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

3 / 50

In FA final state represent by _________sign

4 / 50

In TG there may exist no paths 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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GTG can have _______________ final state.

7 / 50

“Every Infinite language is regular” this statement is

8 / 50

In TG there may exist no paths for certain string.

9 / 50

In TG there may exist no paths for certain string.

10 / 50

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

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S = {baa, ab}, then S* will not contain

12 / 50

RE for the language defined over Σ={a,b} having words starting with a is____

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According to 3rd part of the Kleene’s theorem, If a language can be accepted by an RE then it can be accepted by a _________ as well

14 / 50

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

15 / 50

In FA one enter in specific stat but there is no way to leave it then state is called

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Auto Meta mean

17 / 50

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

18 / 50

The clouser FA*(star on an FA ) always accept ______string

19 / 50

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

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a*b* = (ab)* this expression 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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One language can be represented by more than one RE” this statement is____

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

24 / 50

TG can more then one initial state

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In FA final state represent by _________sign

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

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Length of strings, generated by infinite language is_______

28 / 50

Which statement is true?

29 / 50

FA1 and FA2 are two FA’s representing two languages. Then FA3, which is sum of FA1 and FA2, will accept the strings which are

30 / 50

RE for the language defined over Σ={a,b} having words starting with a is____

31 / 50

PALINDROME can be defined by more than one regular language

32 / 50

TG is always deterministic.

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

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

35 / 50

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

36 / 50

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

37 / 50

Σ={a,Aa,Abb}, then string aAaAbbAa has ________ length.

38 / 50

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

39 / 50

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

40 / 50

Languages generated by kleene star are always ______________.

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

42 / 50

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

43 / 50

Languages generated by kleene star are always ______________.

44 / 50

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

45 / 50

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

46 / 50

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

47 / 50

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

48 / 50

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

49 / 50

One language can represents more than one RE.

50 / 50

Which of the following is not a word of language EQUAL?

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The average score is 54%

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Qunoot e Nazilah
Dua e Hajat
4 Qul
6 Kalma
Dua-e-Akasha
Darood Akbar
Surah Fatiha
Dua-e-Ganj Ul Arsh
Dua-e-Jamilah
Ayat-ul-Kursi