1. IE 20303 Technology Infrastructure for E-Commerce i.E Business Data Communication & Networking By MohdYuszrenYusak Google me up,I’m on Facebook, Twitter & I have a blog.

2. To-do list So the zombie scenario. What say you. Class Schedule Slides Network Set-up

3. Principle Design of Software

4. Switch Hardware device connect multiple nodes in a network. Connect to nodes and allow them to send and receive data Nodes can communicate with each other thro switch.

5. router Forward data across networks The internet is actually a set of networks interconnected by routers

6. Internetworking protocols Protocol or sets of rules that govern the method of communication Why? It specifies the format of data during information exchange on a network TCP/IP is a set of communication protocol Different computers/machines from the network can communicate with this protocol

7. Application layer 5 Layer 5

8. Application layer=layer 5 Software that enables the user to perform useful work. Software at this layer that makes the network valuable Software is the key for everything.

9. Client Server Concepts Architecture- the structure and organization of a computer's hardware or system software

10. Client Server Intro Computing application evolves from single user to multi user Business/industry demands a collaborative computing application share of resources and data hence-save cost for the business Therefore –the birth of client-server architecture

11. Client –Server :in a nutshell request Client response Network/ Internet request Server response

12. Features of client-server architecture

13. How to start a Web Development Business Ask yourself consulting based or registered company? "If you are strong, appear weak. But if you are weak, appear strong." — Sun Tzu. You the owner have to be in control.-invest on great teams. Open source is KING (use open source development tool.) Social Media Sites as your marketing platform!

14. Home work In groups. List 5 things that you as a group think we should learn from this class. email me. List down your group members.