Design and Implementation of an Automated Inventory Management System for a Manufacturing Company

Design and Implementation of an Automated Inventory Management System for a Manufacturing Company

Project / Seminar Material
Reference ID: PS-5709-TM

DEDICATION

This research material titled “Design and Implementation of an Automated Inventory Management System for a Manufacturing Company” is dedicated to God for his enabling grace, and to all computer enthusiasts who contributed to make life a pleasant experience during my research documentation.

ACKNOWLEDGEMENT

I extend my sincere gratitude to all those who contributed to the completion of this project. Special thanks to my Supervisor (Name of your Supervisor), the Head of Department (Name of your HOD), the Lecturers in the department of Computer Science (CS), Book Authors and Profound Scholars of existing or related project material on “Design and Implementation of an Automated Inventory Management System for a Manufacturing Company” for their invaluable guidance, support, and expertise throughout the journey.

I am also grateful to your study area (mention any funding organizations, if applicable) for their financial assistance. This research would not have been possible without the encouragement and assistance of some stakeholders (mention any mentors, teachers, or colleagues). Additionally, I would like to acknowledge the understanding and patience of my family and friends during this endeavor. Your unwavering support has been a constant source of motivation. Thank you all for being part of this meaningful endeavor.

TABLE OF CONTENTS

PRELIMINARY PAGES


CHAPTER ONE

INTRODUCTION


    CHAPTER TWO

    LITERATURE REVIEW

    • 2.1 Introduction

    CHAPTER THREE

    SYSTEM ANALYSIS AND DESIGN

    • 3.1 Methodology Adopted
    • 3.1.1 Problem Identification Using SSADM
    • 3.2 Analysis of the Existing System
    • 3.2.1 Dataflow of the Existing System
    • 3.2.2 Disadvantages Of The Existing System
    • 3.2.3 Weakness of the existing System
    • 3.3 Feasibility Study
    • 3.3.1 Economic Feasibility
    • 3.3.2 Technical Feasibility
    • 3.3.3 Operational Feasibility
    • 3.4 Analysis of the Proposed System
    • 3.4.1 Data Flow Diagram of the Proposed System
    • 3.4.2 Advantages of the Proposed System
    • 3.4.3 Justification of the Proposed System
    • 3.5 Functional Requirements
    • 3.5.1 Use Case Diagram Of The Admin / User Privileges
    • 3.6 Data Requirements
    • 3.7 High Level Model of the Proposed System

    CHAPTER FOUR

    SYSTEM DESIGN AND IMPLEMENTATION

    • 4.1 Objectives of the Design
    • 4.2 Cohesion and Decomposition High level Model
    • 4.3 Control Center / Overall Dataflow Diagram
    • 4.3.1 Proposed System Operation Flowchart
    • 4.4 System Specification and Design
    • 4.4.1 Input and Output Specification
    • 4.4.2 Database Specification and Design
    • 4.4.3 Data Dictionary
    • 4.5 Choice and Justification of Programming Language
    • 4.6 Program Documentation
    • 4.7 Implementation Techniques
    • 4.7.1 System Testing
    • 4.8 Programming Module Specification
    • 4.8.1 Installation
    • 4.9 Computer Hardware Minimum Requirement
    • 4.10 Software Requirement
    • 4.11 Personnel / User Training
    • 4.12 File Maintenance Module

    CHAPTER FIVE

    SUMMARY, CONCLUSION AND RECOMMENDATION

    • 5.1 Introduction
    • 5.2 Summary
    • 5.3 Conclusion
    • 5.4 Recommendation

    REFERENCES

    APPENDIX A - “SOURCE CODE”

    APPENDIX B - “OBJECT PROGRAM”

    ABSTRACT

    An Automated Inventory Management System is a software-based business solution used to simultaneously track sales activity and inventory. Computerized Automated Inventory Management System for a Manufacturing Company save time for businesses by speeding up transactions while raising accuracy. The aim of the study is to design and implement a web based application that will manage the sales and inventory on goods and services. In achieving this aim, the following specific objectives were laid out to create a database that will help store sales records and develop an independent user application software. The motivation that led to the implementation of the proposed system is that the recording of sales and cash received are done manually on the book that appear rough, inaccuracies in record keeping due to human errors and difficulty involved in knowing when certain items need to be restocked.

    The methodology adopted in this study is the structure system analysis and design methodology (SSADM) which is a technical approach for analyzing and designing an application or system by applying object oriented programming as well as visual modeling throughout the software development. The programming language used is HTML, CSS, JAVASCRIPT, PHP, SQL and JQUERY. The reason why web programming languages was used is because, it is platform independent and it is a web based application.

    The significance of this study is to Nigerian Breweries PLC that will provide easy-to-use and easy accessed system thus transactions will be more reliable and faster that they do not have to hire another employer to do the job. It gives more accurate and secure records of sales and list of products. Based on the findings of this study, recommendations made are that constant monitoring of the activities with the designated sales and inventory management software application, it is necessary to determine their level of compliance while adequate training should be provided for the recruitment of staff to enhance their efficiency and productivity. The expected result is an automated inventory management system that will capture the sales and inventory activities and automate sales and inventory task/activities.


    Design and Implementation of an Automated Inventory Management System for a Manufacturing Company

    CHAPTER ONE

    1.1 Introduction

    An Automated Inventory Management System is a software-based business solution used to simultaneously track sales activity and inventory. Manufacturers and trade resellers can both benefit from a thorough solution, where single transaction entry records necessary details on the customer, products purchased, price and date while also updating inventory levels. An inventory control system contains a list of orders to be filled and then prompts workers to pick the necessary items, and provides them with packaging and shipping information. Inventory control may be used to automate sales order fulfillment process and also manage in and outward material of hardware. Automation is the replacement of human workers by technology. For optimal sales and inventory management process, robust functionality is needed for managing logistics facilities. Warehouse management functions for inventory control cover internal warehouse movements and storage and its support helps in the recording and tracking of materials on basis of both quantity and value.

    This application takes care of all supply orders reducing cost for warehousing, transportation while improving customer service. It significantly improves inventory turns, optimizes flow of goods. It also improves cash flow, visibility and decision making providing efficient execution of tasks using this fast and reliable computerized method.

    As a prelude to other parts of this study, this chapter will discuss the background upon which this study was initiated, the statement of problems that led to this study, the Aim and Objectives of the study. Others are Significance of the study, Scope of work, Limitations of the Study and Definition of technical terms.


    1.2 Background of the Study

    The Nigerian Breweries PLC was established in the year 1946. It aims at providing satisfaction and nourishment to the Nigerian population through the distribution of drinks like beer, coca-cola, fanta, sprite etc. It is second to none and for this reason, the demand is high and the company responds to the increasing demand by stabilizing supply to strike a balance. Justifiably, the company has the problem of keeping adequate record of goods transfer and since it is done manually, associated problems of insecurity, high cost of operation and delay in supply arise. Data processing in Nigerian Breweries PLC is presently carried out using people, pens, and paper to control stock and inventory.

    The design and development of an automated inventory control system for the Nigerian Breweries PLC will no doubt bring immeasurable relief from the problems associated with the manual system. They also allow for consistent experiences in terms of customer service. People know there is always a uniform interaction at the register that requires tendering payment, taking a receipt and transition of ownership of products and services. This generates confidence in a business and ensures ongoing consumer relationships. Computerized systems are the most common method of inventory control and sales processing in retail markets.


    1.3 Statement of the Problems

    Investigation revealed the Nigerian Breweries PLC is to an extent manually operated and reveals a number of problems.

    1. The recording of sales and cash received are done manually on a book that appears rough. Thus, the books are exposed to physical damage, information can be lost and dust particles are accumulated.
    2. The long list of supply orders waiting to be attended to on daily basis.
    3. The control system is time consuming, less accurate and less efficient, and the environment is not user friendly.
    4. Inaccuracies often ensue from human error.
    5. The manual system is quite tedious and can be reduced or eliminated with the introduction of the proposed system.

    1.4 Aim and Objectives of the Study

    The aim of the study is to design and implement a web based application that improve current operational process in the Nigerian Breweries PLC to its full capacity by developing efficient computer software that can handle inventory in a computerized fashion. In achieving this aim, the following specific objectives were laid out as follows:

    1. To develop an independent user application software;
    2. To automate sales and inventory task/activities;
    3. To capture the sales and inventory activities; and
    4. To create a database that will help store sales records.

    1.5 Scope of the Study

    The scope of this research is focused on the Design and Implementation of an Automated Inventory Management System for a Manufacturing Company using Nigerian Breweries PLC as a case study.


    1.6 Significance of the Study

    The significance of this study is to Nigerian Breweries PLC that will provide easy-to-use and easy accessed system thus transactions will be more reliable and faster that they do not have to hire another employer to do the job. It gives more accurate and secure records of sales and list of products.

    Admin: manages the adding of stocks, updating the inventory, and determining the users of the system.

    Customers: have the benefits of the printed receipts right after purchasing an item.

    Future Researchers: would see the possibilities of upgrading the system.

    Researcher: student, teacher, programmer and web-developer can benefit in this system through a detailed document


    1.7 Limitations of the Study

    During the course of this study, many things militated against its completion, some of which are:

    1. Time Constraint: The time frame given to accomplish this project was very short due to school academic calendar and it was carried out under pressure which made the researcher not to implement some necessary features.
    2. Establishment Policies: Establishment policies posed a serious limitation as most staffs are not ready to release information needed for this project work. There were lots of information needed from the staffs of this establishment to enhance the study which took them time to release or they did not release at all for security purposes, hence the scope was reduced.
    3. Financial Constraint: Insufficient fund tends to impede the efficiency of the researcher in sourcing for the relevant materials, literature or information and in the process of data collection (internet, questionnaire and interview).
    4. High Programming Technique: The programming aspect of this project posed a lot of problematic bugs that took us some days to solve. Problem such as database connections using PHP, MySql, posed a lot of challenging.

    1.8 Definition of Terms

    Customers: a person who buys goods or services from a shop or business.

    Hardware: the physical tangible parts or component of a computer such as the cabinet, central processing unit, speakers and motherboard.

    Inventory: is the goods and materials that a business holds for the ultimate goal of resale.

    Inventory Management: a discipline primarily about specifying the shape and placement of stocked goods

    Inventory Management system: the combination of technology (hardware and software) and processes and procedure that oversees the monitoring and maintenance of stocked products.

    CHAPTER TWO

    2.0 Literature Review

    2.1 Introduction

    This chapter focuses on the review of related literature. A literature review includes the current knowledge as well as theoretical and methodological contributions to a particular topic. It documents the state of the art with respect to the topic you are writing. It surveys the literature in the topic selected. In this research work the literature review includes the …

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