Online ordering and inventory system

CHAPTER IV: ANALYSIS AND DESIGN OF THE PROPOSED SYSTEM

4.1 Introduction

This chapter namely system analysis and design is created to solve problems of existing system, it should describe the requirements specification, functional requirement, non functional requirement, block diagram and entity relationship diagram.

4.2 Requirement specifications

4.2.1 Functional Requirements

In software engineering, a functional requirement defines a function of a software system or its component can be capturing the intended behavior of the system. This behavior may be expressed as Services, tasks or functions the system is required to perform. This part of the requirements document states in detailed and precise manner what the application will do. In this study will focus on ordering product, payment, delivering product to customer, checking product on store. At least one machines connected to the network and a user are required.

4.2.2 Non- functional requirements

Non functional requirements are those characteristics that cannot be expressed in this project. This new system created should not manage all units done into supermarket such us suppliers, management of employees, management of manufacturing of product and calculating all expenses. Any person will not able to access for changing, deleting and to adding something to the system without authorization of administrator.