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Inam Ul-Haq
Lecturer in Computer Science
University of Education Okara Campus
organizer@dfd-charity.com, inam@ue.edu.pk

E...
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Identify several Advantages of e-commerce.
Identify some of the major Challenges companies mus...
E-Commerce (Examples)
• Example: Bookstore selling books to customers (amazon.com)
• Annual online spending in 2002 was $8...
•
•
•
•
•
•

Cut transaction costs
Speed flow of goods and information
Improve customer service
Coordinate manufacturers, ...
E-Com & Transaction Processing System, University of
Education Okara Campus

Supply Chain Management

5
• Conversion to e-commerce supply chain
management provides businesses with an
opportunity to:
• increase revenues or decr...
E-Com & Transaction Processing System, University of
Education Okara Campus

Value Chains in E-Commerce

Less Labor, Less ...
E-Com & Transaction Processing System, University of
Education Okara Campus

Product and Information Flow for

(HP Printer...
• Retail and Wholesale: www.ebay.com/
• Manufacturing: www.covisint.com/
• Marketing: www.doubleclick.com
• Investment and...
E-Com & Transaction Processing System, University of
Education Okara Campus

Model of an Electronic Exchange

10
E-Com & Transaction Processing System, University of
Education Okara Campus

Web Sites Useful to Investors

11
E-Com & Transaction Processing System, University of
Education Okara Campus

Popular Stock Tracker Web Sites

Quicken.com:...
E-Com & Transaction Processing System, University of
Education Okara Campus

Technology, Infrastructure,
and Development
1...
E-Com & Transaction Processing System, University of
Education Okara Campus

Key E-Commerce Technical Components

14
• The amount of storage capacity and computing
power required of the Web server depends
primarily on two things:
• the sof...
Software (1)
• Apache Server
• Microsoft Internet Information Server

• Web site development tools
• FrontPage, NetStudio
...
•
•
•
•

Combines product data formats into a standard format
Creates a central repository of product data
Catalog resides...
E-Com & Transaction Processing System, University of
Education Okara Campus

Catalog Management Software

18
• Allow buyers to build the products they want to buy
• www.dell.com lets you choose parts of the computer
separately
• Be...
•
•
•
•

Track items selected for purchase
Let buyers modify their choices (add or delete items)
Let buyers “checkout” (be...
E-Com & Transaction Processing System, University of
Education Okara Campus

Electronic Shopping Cart

21
• Electronic cash
• Money that is “computerized”
• Used as cash in e-commerce transactions

• Electronic wallets
• Holds c...
E-Com & Transaction Processing System, University of
Education Okara Campus

An Overview of Transaction
Processing Systems...
Employees

Schematic View (Cont.)

Business
transactions

Transaction
processing
systems

Databases
of
valid
transactions
...
E-Com & Transaction Processing System, University of
Education Okara Campus

TPS, MIS/DSS, and Special-Purpose
Information...
• Batch processing – method of computerized
processing in which business transactions are
accumulated over a period of tim...
•
•
•
•
•
•

Data collection: Capturing data necessary for the transaction
Data editing: Check validity and completeness
D...
E-Com & Transaction Processing System, University of
Education Okara Campus

Data Processing Activities Common in
Transact...
E-Com & Transaction Processing System, University of
Education Okara Campus

Point-of-Sale Transaction System

29
Systems that Support Order Processing
Purpose

Order entry
Sales configuration
Shipment planning

Data for order
Ensure en...
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Transcript of "E Commerce and TPS"

  1. 1. Inam Ul-Haq Lecturer in Computer Science University of Education Okara Campus organizer@dfd-charity.com, inam@ue.edu.pk E-Com & Transaction Processing System, University of Education Okara Campus E Commerce & Transaction Processing Systems 1
  2. 2. 1. 2. 3. 4. 5. 6. 7. 8. 9. Identify several Advantages of e-commerce. Identify some of the major Challenges companies must overcome to succeed in e-commerce. Identify several e-commerce Applications. Outline the key components of Technology Infrastructure that must be in place for e-commerce to succeed. Discuss the key features of the electronic Payments Systems needed to support e-commerce. Identify the major Issues that represent significant Threats to the continued growth of e-commerce. Identify the basic activities and business Objectives common to all transaction processing systems. Discuss the importance of business resumption planning and Disaster Recovery for key transaction processing systems. Define the term ERP System and discuss the advantages and disadvantages associated with the implementation of such a system. E-Com & Transaction Processing System, University of Education Okara Campus Learning Objectives 2
  3. 3. E-Commerce (Examples) • Example: Bookstore selling books to customers (amazon.com) • Annual online spending in 2002 was $85 billion • Business-to-Business • Example: A data processing company handling data services for a company (adp.com) • $5.3 trillion impact by 2005 • Consumer-to-Consumer • Example: A customer selling goods to another customer (e-bay.com) E-Com & Transaction Processing System, University of Education Okara Campus • Business-to-Consumer 3
  4. 4. • • • • • • Cut transaction costs Speed flow of goods and information Improve customer service Coordinate manufacturers, suppliers, and customers Improved order handling and shipment Various Reports (customers, suppliers, employees, sales, delivery, payments, taxes, discounts etc.) E-Com & Transaction Processing System, University of Education Okara Campus Why Use E-Commerce? 4
  5. 5. E-Com & Transaction Processing System, University of Education Okara Campus Supply Chain Management 5
  6. 6. • Conversion to e-commerce supply chain management provides businesses with an opportunity to: • increase revenues or decrease costs by eliminating time-consuming and labor-intensive steps throughout the order and delivery process • improve customer satisfaction by enabling customers to view detailed information about delivery dates and order status • reduce inventory including raw materials, safety stocks, and finished goods E-Com & Transaction Processing System, University of Education Okara Campus Value Chains in E-Commerce 6
  7. 7. E-Com & Transaction Processing System, University of Education Okara Campus Value Chains in E-Commerce Less Labor, Less time, Increased Revenue 7
  8. 8. E-Com & Transaction Processing System, University of Education Okara Campus Product and Information Flow for (HP Printers Ordered Over the Web) 8
  9. 9. • Retail and Wholesale: www.ebay.com/ • Manufacturing: www.covisint.com/ • Marketing: www.doubleclick.com • Investment and Finance: www.garanti.com.tr/ • Auctions: www.tradera.com • Price comparison: www.pricerunner.se E-Com & Transaction Processing System, University of Education Okara Campus E-Commerce Applications 9
  10. 10. E-Com & Transaction Processing System, University of Education Okara Campus Model of an Electronic Exchange 10
  11. 11. E-Com & Transaction Processing System, University of Education Okara Campus Web Sites Useful to Investors 11
  12. 12. E-Com & Transaction Processing System, University of Education Okara Campus Popular Stock Tracker Web Sites Quicken.com: organizes all your financial information, together in one place Fool.com: provides financial solutions for investors, personal finance 12
  13. 13. E-Com & Transaction Processing System, University of Education Okara Campus Technology, Infrastructure, and Development 13
  14. 14. E-Com & Transaction Processing System, University of Education Okara Campus Key E-Commerce Technical Components 14
  15. 15. • The amount of storage capacity and computing power required of the Web server depends primarily on two things: • the software that must run on the server • the volume of e-commerce transactions that must be processed E-Com & Transaction Processing System, University of Education Okara Campus Hardware 15
  16. 16. Software (1) • Apache Server • Microsoft Internet Information Server • Web site development tools • FrontPage, NetStudio • Database management system • SQL Server • Oracle • E-commerce software • Catalog software (e.g. catalog creator) • Product configuration software • Electronic shopping cart E-Com & Transaction Processing System, University of Education Okara Campus • Web server software 16
  17. 17. • • • • Combines product data formats into a standard format Creates a central repository of product data Catalog resides on a database Amazon’s book, music catalog E-Com & Transaction Processing System, University of Education Okara Campus Catalog Management Software 17
  18. 18. E-Com & Transaction Processing System, University of Education Okara Campus Catalog Management Software 18
  19. 19. • Allow buyers to build the products they want to buy • www.dell.com lets you choose parts of the computer separately • Better customization, better sales • E.g. Product Configurator E-Com & Transaction Processing System, University of Education Okara Campus Product Configuration Software 19
  20. 20. • • • • Track items selected for purchase Let buyers modify their choices (add or delete items) Let buyers “checkout” (begins a purchase transaction) Wish list E-Com & Transaction Processing System, University of Education Okara Campus Electronic Shopping Cart 20
  21. 21. E-Com & Transaction Processing System, University of Education Okara Campus Electronic Shopping Cart 21
  22. 22. • Electronic cash • Money that is “computerized” • Used as cash in e-commerce transactions • Electronic wallets • Holds credit card, e-cash, address information • Automatically handles checkout • Credit, charge, debit, and smart cards(chip information) E-Com & Transaction Processing System, University of Education Okara Campus Electronic Payment Systems 22
  23. 23. E-Com & Transaction Processing System, University of Education Okara Campus An Overview of Transaction Processing Systems 23
  24. 24. Employees Schematic View (Cont.) Business transactions Transaction processing systems Databases of valid transactions MIS Corporate intranet Decision support systems Application databases Drill-down reports Exception reports Demand reports Key-indicator reports Operational Databases (CRM) Databases of external data Input and error list Scheduled reports Executive support systems Expert systems University of Education Okara Campus App databases Ebay.com, photo.net uses Oracle Facebook.com built over MySQL Corporate databases of internal data 24
  25. 25. E-Com & Transaction Processing System, University of Education Okara Campus TPS, MIS/DSS, and Special-Purpose Information Systems 25
  26. 26. • Batch processing – method of computerized processing in which business transactions are accumulated over a period of time and prepared for processing as a single unit • On-line transaction processing (OLTP) - method of computerized processing in which each transaction is processed immediately and the affected records are updated E-Com & Transaction Processing System, University of Education Okara Campus Traditional Transaction Processing Methods 26
  27. 27. • • • • • • Data collection: Capturing data necessary for the transaction Data editing: Check validity and completeness Data correction: Correct the wrong data Data manipulation: Calculate, summarize Data storage: Update transactions Document production and reports: Create end results (paychecks) E-Com & Transaction Processing System, University of Education Okara Campus Transaction Processing Activities 27
  28. 28. E-Com & Transaction Processing System, University of Education Okara Campus Data Processing Activities Common in Transaction Processing Systems 28
  29. 29. E-Com & Transaction Processing System, University of Education Okara Campus Point-of-Sale Transaction System 29
  30. 30. Systems that Support Order Processing Purpose Order entry Sales configuration Shipment planning Data for order Ensure enough products Which order from which location Shipment execution Right products on time Inventory control Invoicing and billing Reflect exact quantity Generate customer invoice Customer management Routing and scheduling Monitor customer contact Best way to move products 30 E-Com & Transaction Processing System, University of Education Okara Campus Order Processing System
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