Compiler Design Set 2

Unambiguous ✘ Regular ✘ Ambiguous ✘ All of the above ✔

removing comments ✘ removing whitespace ✘ breaking the syntaxes in the set of tokens ✘ All of the mentioned ✔

Lexical Grammar ✘ Context-free Grammar ✘ Syntactic Grammar ✘ Regular Grammar ✔

Operator Precedence ✘ SLR ✘ Canonical LR ✘ LALR ✔

string character ✘ a syntax tree ✘ a set of RE ✘ a set of tokens ✔

Right-most derivation in reverse Left-most ✘ derivation in reverse ✘ Right-most derivation ✘ Left-most derivation ✔

Right-most derivation in reverse ✘ Left-most derivation in reverse ✘ Right-most derivation ✘ Left-most derivation ✔

It is always used before the program execution. ✘ It is required to create the load module. ✘ It is the same as the loader ✘ None of the above ✔

three types ✘ four types ✘ two types ✘ five types ✔

Bottom-up parsing ✘ Top-down parsing ✘ None of the above ✘ Both a and b ✔