Creating 3D Isometric view of various structural elements in AutoCAD

1)-aim:-Create a 3D Isometric View of the building with plan and elevation given.

2)-ans

Create the 3D View of the Building Façade as given in the plan and elevation. Also, see the detail of the window.

3)-ans:- Create the ismoteric 3d view of a stair with railing as shown in the plan and elevation. Assume the size of the balustrades and the hand rails.

5)ans:-Create the 3D view of a Wall with spread footing . Create the Door opening only. Assume the size of the parpaet and the coping. See the plans and elevation for the details. Also, create a rendered view of the model with materials as of your choice.