CAD was assigned to computer chapters as automated drafting instruments, to introduce the field in a more efficient manner. The Architectural Cad Software is evolving quickly from two dimensional drafting scenarios to three dimensional development simulations. Day by day the technique and architect of it is in increasing demand. It serves as the creator of virtual multistoried buildings as well as the able caretaker. Consequently, the architect’s responsibilities in a building project can be a lengthy chapter. However, an architect has lots of responsibilities until the end of the building construction.