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ABSTRACT

The popularization of the electronic commerce and the growing use of this business modality by

companies as well as the growth in the number of applications, protocols and services that come to

be executed in computer networks generate difficulties for management tools. In this paper, wedeal with the design and implementation of e-commerce web site architecture by using a reuse

development approach where the architecture of an e-commerce solution is reused with itsdifferent components without developing them from scratch. we are going to take a short

introduction to e-commerce. Due to this, the definition of e-commerce will be stated. Then, we willget into its uses and describe them in details. Finally we design and implement architecture

software. We deal specifically with archit ectur e for e-com merce . It introd uces the

concept of e-commerce architecture and identif ies the key problem of a part icular system and develops an archi tecture program using 3 t ie r which i s a secure ,

reliable and scalable.

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ACKNOWLEDGEMENTS

First of all, we wish to acknowledge in immeasurable grace and profound kindness of the

Almighty, the supreme authority of University. We would like to thanks all the person of ouruniversity who helped us and giving us suggestion & necessary information during the preparation

of this report.

We express our gratitude of our thesis instructorMr. Md. Firoz Mridha and grateful to stay with

us.

We also express our deep gratefulness to our parents and family members to supports us all the

time.

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Contents

Chapter 1: Context Review 1

1.1 . Introduction: 21.2. Definit ion of E-Commerce 3

1.3. E-Commerce Concept in todays world 4

1.3.1 Worldwide E-Commerce Business 5

1.4. E Commerce concept in Bangladesh 7

1.5. Early development of E-Commerce 9

1.5.1 Time l ine of E-Commerce 10

1.6. Benefits of E-Commerce 12

1.7. Disadvantages of E-Commerce 13

Chapter 2: Mode of E-Commerce and Further Internet Faces 14

2.1. Different types of E-Commerce 15

2.2. Business- to-Business (B2B) 15

2.2.1. Components of B2B 15

2.2.2. B2B Function & worldwide Business 15

2.2.3. Benefits of B2B E-Commerce in Developing Markets 17

2.3. Business- to-Consumer (B2C) 18

2.4. Business- to-Government (B2G) 19

2.5. Consumer-to-Consumer (C2C) 20

2.6. Mobile Commerce (M-Commerce) 21

2.6.1. Industries affected by m-commerce 21

2.7. E-Business 22

2.8. E-Governance 22

2.8.1. Difference between E-Governance and E-Government 23

2.9. E-Services 23

2.9.1. E-Service benefits 24

2.9.2. Challenges to E-services in the Developing World 24

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Chapter 3: E-Commerce Architecture 26

3.1. E-Commerce Architecture 27

3.2. Clientserver architecture 27

3.2.1. Client/Server architecture Propertis 28

3.2.2. Clients-server interaction 29

3.2.3. Client/Server with File Servers 30

3.2.4. Client/Server with Database Servers 31

3.2.5. Client/Server with Transaction Processing 33

3.2.6. Advantages of Client Server Architecture 34

3.2.7. Disadvantages of Client Server Architecture 35

3.3. Two-Tier Architectures 37

3.3.1. Two-tier Considerations 38

3.3.2. The advantages of the two tier architecture 39

3.3.3. The disadvantages of the 2-tier architecture 40

3.4. Three-Tier Architecture(Multitier architecture) 41

3.4.1. Three-tier of the architecture 42

3.4.2. Component & Consideration of 3 tier architecture 43

3.4.3. Implemantation of 3 Tier Architecture 45

3.4.3.1.Three-Tier Architectures with TP Monitor 45

3.4.3.2. Three-Tier Architectures with Message Server 46

3.4.3.3.Three-Tier Architectures with an Application Server 46

3.4.3.4.Three-Tier Architectures with an Object Request Broker Standard 47

3.4.4. Advantages of 3 tier architecture

47

3.4.5. Disadvantage of 3-tier arc hi te ctu re 49

3.5. Distributed Enterprise Architecture 51

3.5.1. Basic Properties of Distributed Enterprise Architecture 523.5.2. Advantages of the Distributed Enterprise Architecture 53

3.5.3. Disadvantages of the Distributed Enterprise Architecture 53

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Chapter 4: Software Implementation 54

4.1. Software Implementation 55

4.2. Source Code 55

4.3. User Interface 75

4.4. Database view 75

Conclusion 76

Reference 77

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