Need answer all the four questions 10. Let B be the language of all palindromes over {0,1) containing equal numbers of 0s and 1s. Show that Bis not context free.11. Find context-free grammars for the following languages:(a) L=a", n is even.(b) L="b", n is odd.(c) L="b", n is a multiple of three.(d) L="b", n is not a multiple of three.12. Find context-free grammars for the following languages (with n 20,m 20, k > 0):(a) L= (a"b":n=mor m≤k}(b) L (a"b":n-m or mk)13. Show that the following grammar is ambiguousSaSbSbSaS |e.

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Answered: 10. Let B be the language of all…

10. Let B be the language of all palindromes over {0,1) containing equal numbers of 0s and 1s. Show that B is not context free.

Computer Networking: A Top-Down Approach (7th Edition)

7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...

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Question

Need answer all the four questions

10. Let B be the language of all palindromes over {0,1) containing equal numbers of 0s and 1s. Show that B
is not context free.
11. Find context-free grammars for the following languages:
(a) L=a", n is even.
(b) L="b", n is odd.
(c) L="b", n is a multiple of three.
(d) L="b", n is not a multiple of three.
12. Find context-free grammars for the following languages (with n 20,m 20, k > 0):
(a) L= (a"b":n=mor m≤k}
(b) L (a"b":n-m or mk)
13. Show that the following grammar is ambiguous
SaSbSbSaS |e.

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