Which of the following statements about parsers is/are CORRECT? I. Canonical…

GATE · 2017 · CS · Set 2 · Computer Science & IT

Which of the following statements about parsers is/are CORRECT?

I. Canonical LR (CLR) is more powerful than SLR.

II. SLR is more powerful than LALR.

III. SLR is more powerful than Canonical LR (CLR).

  1. A.

    I only

  2. B.

    II only

  3. C.

    III only

  4. D.

    II and III only

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