PREVIOUS YEAR SOLVED PAPERS - November 2017 Paper 3
61. Which of the following statements is not correct?
- Option : D
- Explanation : Recursive languages are closed under intersection. So, option (D) is correct.
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62. Context free grammar is not closed under:
- Option : B
- Explanation : Context free grammar are not closed under Complementation. So, option (B) is correct.
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- Option : D
- Explanation :
- In L1 we have to check for m is not equal to n. there are infinite no which falls under this category but we have only one comparision with m and n. So it is context free language.
- In L2 one comparison with infinite possibilities of m and n, it is alos a CFL
- In L3 one comparison with infinite possibilities of m and n, it is alos a CFL
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64. A 4×4 DFT matrix is given by :
(j2 = −1) Where values of x and y are _____, _____ respectively.
- Option : D
- Explanation :
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- Option : D
- Explanation :
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