Sara paper FA(Finite Automaton),RE(Regular Expression),TG(Transition Graph) waly topics ma sy tha S.Q 1/ FA ke Regular Expression likhni thi 2/ yaad nai lakin ini topics sy tha L.Q 1/ FA banana tha jis ka start a sy ho or end b par phir usi ke RE likhni thi 2/Finite Automaton ka NFA banana tha or phir RE likhni thi Yahi Concept clear kar lyn sara paper jay ga IN-SHA-ALLAH Best of luck ??