Waterfall Model
Description
It is a step by step procedure or standard procedure to develop a new software. It is also called Basic model/Treditional model/Sequential model.
Requirement Collection
- Requirement Collection is procedure to collect the requirement from customer.
- Business Analyst(BA) will do the requirement collection.
- First BA will go to customers place and collect the requirement in Business language and come back to company and convert business language into software language and explain it to Developer, Test Engineer, Project Manager, Architect etc.
Business Language
Business Language is nothing but normal language like how we talk. For Ex:- Suppose what's app is customer then BA will go to what's app and ask for requirement then he will explain the requirement like i want chats, status, calls etc.
Software Language
This is a technical language which can be understand by only Technical persons like Developers and Test Engineers. It involves Text Field, check box, button , radio button, page, dropdown box etc.
Conversion from business language to Software language
For Eg:-
Gmail Requirement
- When you enter the url www.gmail.com welcome page should be displayed.
- When you click on sign in button sign in page should be displayed.
- When you click on Create an account then Create your google account page should be displayed etc..
Welcome Page
Sign in Page
Create an account Page
Who can become Business Analyst?
- Domain Expert- A person who is having 15-20 years of work experience in the same domain and very good knowledge on the same domain.
- Senior Developer or Senior Test Engineer who is having 8-10 years of work experience on the same type of project can also become Business Analyst.
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