GATE | GATE-CS-2003 | Question 16

Which of the following suffices to convert an arbitrary CFG to an LL(1) grammar?
(A) Removing left recursion alone
(B) Factoring the grammar alone
(C) Removing left recursion and factoring the grammar
(D) None of these


Answer: (D)

Explanation: Removing left recursion and factoring the grammar do not suffice to convert an arbitrary CFG to LL(1) grammar.
http://pages.cpsc.ucalgary.ca/~robin/class/411/LL1.3.html

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