Supervisor:.,

for his continuous support of my Masters study and research, for his Patience, Motiva-tion, Enthusiasm, and Immense Knowledge. His Guidance helped me in all the time of writing of this thesis. I could not have imagined having a better Advisor and mentor for my Master Study. Next to my advisor, I would like to thank Luca Rossi, he is Ph.D. student,for his Encouragement, Insightful comments, and He is always available and He was positive and Give Generously of his time and Vast knowledge. He always knew where to look for the answers to obstacles while leading me the right Source, Theory and Perspective for my Question.Also I would like to say thank you to all of my Friends in Ca ’ Foscari University and also All the university communities, i.e. Students, Em-ployees, Teachers, lecturers, for their help and Encouragement in each day during my stay. Last but not the least; I would like to thank my family: My mother Ethalamu Mengasha, Both my sisters and brother for supporting me Spiritually throughout my life. Various Aspects Of the Theory of Quantum Walks on Graph are Surveyed Till no