DESIGN AND IMPLEMENTATION OF A COMPUTERISED
INFORMATION SYSTEM FOR A SMALL BUSINESS ENTERPRISE
(CASE STUDY OF TEXACO FILLING STATION)

ABSTRACT

This project work carefully written by the researcher to fully cover the information system for a small business enterprise. It tends to incorporating linked between the components of management information system.
The researcher based its work mainly in the business enterprise area and relates it to information systems as a tool to management information system. The researcher also considered the case study by designing a new system of financial report which illustrates a link to the information system for tactical, strategic planning and monitoring of management decisions.

TABLE OF CONTENT

CHAPTER ONE
1.0 Introduction
1.1 Background of the study
1.2 Objective of the study
1.2.1 Purpose of study
1.3 Justification for the study
1.4 Scope of the study
1.5 Methodology
1.6 Pseudo code
1.7 Thesis organizational
CHAPTER TWO
2.0 LITERATURE REVIEW

CHAPTER THREE
3.0 Overview of the existing system
3.1 Description and analysis of the existing system
3.2 Method of data collection
3.2.1 Interview method
3.2.2 References to writing text
3.3 Input analysis
3.4 Process analysis
3.5 Output analysis
3.6 Problem of the existing system
3.7 Justification for the new system

CHAPTER FOUR
4.0 Design for the new system
4.1 Output specification and design
4.2 Input specification and design
4.3 File design
4.4 Procedure chart
4.5 System flow chart
4.6 System requirements
CHAPTER ONE

1.0 INTRODUCTION
The traditional management as well as organizational behaviour and operation research theories agrees that the organization provides the system and decision centers for decision-making.
Information as a data has been transformed through some process either (mechanical, electronic, mathematical or human) into an information system, with the view of achieving a good.
Information system in many organizations has various definitions due to several discipline, but in this research work, information system is defined as it relates for a small business enterprise. It all involves the flow of data within the organization for effective decision making. The neglect of a business enterprise information system due to economic constraints poses a lot of problem. Business enterprise information system comprises of sub-system which includes purchase system, management a well as planning system.
Furthermore, business enterprise of information is categorized into business and policy. The budgets and capital investment analysis are financial information whereas information generated from processing of transaction data are of accounting.

1.1 BACKGROUND
In the early days, before the advert of the Europeans, the people in Nigeria were engaged in various kinds of occupations which were greatly determined by factors such as geographical location, nature of the land and the cultural background of the community.
People living along the reverine area engaged in fishing and net making, others hunted, made clothes and built different kinds of shelters, while people with vast areas of arable land farmed and produced both food and cash crops. Still others engaged in creative activities such as carving, metal work and black smiting. People specialized in their various areas of endeavours and exchanged their products with one another. Trading them was by barter whereby goods were exchanged with goods. For example, a farmer gives a shoemaker twenty tubers of yarm for one pair of shoes, a fat goat for a pair of trousers, this was called barter system. It had a lot of inherent problems.

1.2 OBJECTIVE OF THE PROJECT
The objectives of the project work cannot be over emphasized. Objectives of an enterprise information ranges from