UGC/CBSE NET SOLVED QUESTION PAPERS.(Computer Science): Q30,paper2, D13 Which of the following derivations does a top-down parser use while parsing an input string ? The input is scanned from left to right.

Saturday, 6 June 2015

Q30,paper2, D13 Which of the following derivations does a top-down parser use while parsing an input string ? The input is scanned from left to right.

(A) Leftmost derivation

(B) Leftmost derivation traced outin reverse

(C) Rightmost derivation traced out in reverse

(D) Rightmost derivation

Answer A.

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