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MCQ
Q.
Consider the languages L1 = {0i1j | i != j}. L2 = {0i1j | i = j}. L3 = {0i1j | i = 2j+1}. L4 = {0i1j | i != 2j}.

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MCQ
1.
Which of the following are context free?

A = {anbnambm | m, n>=0}
B = {ambnambn | m, n>=0}
C = {ambn | m?2n,m, n>=0}
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MCQ
2.
Given the following two statements : A. L = {w|na(w) = nb(w)} is deterministic context free language, but not linear. B. L = {an bn} ? {an b2n} is linear, but not deterministic context free language. Which of the following options is correct ?
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MCQ
3.
Consider the CFG with {S,A,B) as the non-terminal alphabet, {a,b) as the terminal alphabet, S as the start symbol and the following set of production rules

S --> aB        S --> bA
B --> b         A --> a
B --> bS        A --> aS
B --> aBB       A --> bAA
Which of the following strings is generated by the grammar?
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MCQ
4.
If all the production rules have single non - terminal symbol on the left side, the grammar defined is:
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MCQ
5.
Match the following:

List - IList - II
(a) Context free grammar(i)Linear bounded automaton
(b) Regular grammar(ii) Pushdown automaton
(c)Context sensitive grammar(iii) Turing machine
(d)Unrestricted grammar(iv)Deterministic finite automaton
codes:

 (a)(b)(c)(d)
(A)(ii)(iv)(iii)(i)
(B)(ii)(iv)(i)(iii)
(C)(iv)(i)(ii)(iii)
(4)(i)(iv)(iii(ii)
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