Based on the syllabus of UPTU, VBS Purvanchal University, MJP Rohelkhand University, BR Ambedkar University, Bundelkhand University, RML Avadh University, CCS Meerut University, CSJMS Kanpur University, Rajiv Gandhi Proudyogiki Vishwavidyalaya, Bhopal, and MCRP University, Bhopal, this book contains subjective and objective questions.