Software Engineering Methodologies

Running head: SOFTWARE ENGINEERING METHODOLOGIES
Software Engineering Methodologies
Name of the Student
Name of the University
Author’s note:

SOFTWARE ENGINEERING METHODOLOGIES1
Table of Contents
Introduction:....................................................................................................................................2
Entity Relationship Diagram:..........................................................................................................3
Data Flow Diagram:........................................................................................................................4
Control Specifications:....................................................................................................................5
Data Dictionary:...............................................................................................................................5
Conclusion:......................................................................................................................................9
Bibliography:.................................................................................................................................10

SOFTWARE ENGINEERING METHODOLOGIES2
Introduction:
The fund transferring applications are very popular now a days. These application
reduces the amount of effort needed to transfer amount to another bank manually at the bank.
Each instance of the application is installed at the client side or sender. The concept of sender
and recipient is completely dependent on the application instance. The ERD will provide insight
to the data attributes required for database. The DFD shows how the data flows through various
processes. Finally the state machine diagram shows each state of the application what activates
the state.

SOFTWARE ENGINEERING METHODOLOGIES3
Entity Relationship Diagram:
Figure 1: ERD of Bank File Transfer Application
(Source: Created by Author)
The above database model has four entities. Each of the entities represent different
element and factors of the process. The sender and recipient entities represent the human beings
who has account in bank. The sender is the one who authenticate the transaction. If a person who