- Draw Data Flaw Diagram (DFD) for online shopping system by program like viso or edraw max . Before you start drawing you should create table to Identify Entities, Processes on order and data store. Also, the processes in diagram should have order number (which process comes first).

-----------------------------------------------------------------------------------------------------------------

Defination:

It is an electronic commerce in which customers purchase products by browsing online web application and on the other hand vendor placed products with their pricing and specification.

Now a days the way of life of most population is unique. Individuals feel awkward and tedious for going outside in markets. Thus, E-Shopping is a best way to get our products shipped directly to our address. If we compare both online vs offline shopping, then we can see there are many advantages of online shopping over offline. For example: Last we I went to puma showroom to get shoes and found that showrooms has limited shoes in there stock. So I stated browsing online shopping app and found lots of products with various brands on my fingure tip. Even now a days I can compare price of different products on different on web applications.