Hello Dheeraj,

B.Arch Bachelor of Architecture is a Undergraduate technical course study which mainly focuses on the development of the skills which are required to become an Architect. You can learn the process of construction of commercial buildings, malls, complexes, highways construction, and civil construction by applying their innovative ideas and analytical skills. It also includes the theory and practice of designing process and as well as the commercial drawing techniques. 

Architectural engineering is a relatively new licensed profession and a result of rapid technology advancement of the Industrial Revolution. Architectural engineers are the engineers that specialize in making buildings. 

Hope it helps you

Thank you