Dharmendra Arora

JIM

Dharmendra Arora

Enterprise Resource Planning

Internet

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Syllabus • Introduction to Internet and its capabilities • Internet benefits to the organizations • Problems on the internet • Advantages, exploiting the internet • Applications on internet and the future of the internet JIM

Dharmendra Arora

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What is internet? • In 1960 ARPANET (by Advanced Research Projects Agency, USA) shared each others computer and then were able to send e-mail. • Modern internet works on TCP (Transmission Control Protocol) and IP (Internet Protocol). JIM

Dharmendra Arora

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TCP/IP ????? • TCP- Defines how a message should be divided into streams of packets that gets transmitted and then how should they be reassembled at the destination • IP- Addresses each packet and routes the packets across different nodes and networks before they arrive to ultimate destination JIM

Dharmendra Arora

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Introducing WWW • Initially text based browsing used to take place on unix machines. • In 1992 Swiss software engineer Tim Berness Lee introduced a graphical, hypertext navigation tool called world wide web. • It revolutionised the internet as it provided a way to make internet accessible to a common user. JIM

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Usage • Communication and Collaboration – Email – Forums – Egroups etc.

• Electronic Commerce – EDI-> exchange of business transaction document – EFT-> electronic fund transfer

• Interactive Marketing – Push v/s Pull Marketing

• Entertainment and games JIM

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Organisation Specific Benefits • • • • • • • • JIM

Attract Customers Improvise Services Cost cutting Global Dissemination Collaboration Integrated Information Universal Information Access Etc. Dharmendra Arora

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Problems On The Internet • • • • • • • • JIM

Security Integrity Misuse Connectivity Awareness Dependency on IT people Dependency on IT processes Resistance to change etc. Dharmendra Arora

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Preparing a website • Prepare website HTML page • Buy a domain name • Buy web space • Host your site

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How Does Internet Work • Request to ISP • ISP gateway uses DNS (Domain Name Server) to identify host server • Web server servers the request • Browser interprets tags and displays JIM

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Scope • Web pages • Applications • Collaboration • Global Access

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Future

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