Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Theory of Computation Context Free Languages and Pushdown Automata Context Free Grammars
Consider the following grammars:
G1 : S → aSb|bSa|aa
G2 : S → aSb|bSa|SS|λ
G3 : S → aSb|bSa|SS|a
G4 : S → aSb|bSa|SS|SSS|λ
1
G1 and G3 are equivalent
2
G2 and G3 are equivalent
3
G2 and G4 are equivalent
4
G3 and G4 are equivalent