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Information Systems in Organizations 2.2 Systems Architecture: Devices, Network, Data and Apps.

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Presentation on theme: "Information Systems in Organizations 2.2 Systems Architecture: Devices, Network, Data and Apps."— Presentation transcript:

1 Information Systems in Organizations 2.2 Systems Architecture: Devices, Network, Data and Apps

2 Build Your Own Study Guide Concept map Concept map What are 3 key points from this reading? What are 3 important details from this reading? Students will be called upon at random

3 Build Your Own Study Guide What is a Concept Map? What is a Concept Map? What are 3 key points from this reading? What are 3 important details from this reading? Students will be called upon at random

4 Build Your Own Study Guide Investigative Architecture: The Conceptual Diagram Investigative Architecture: The Conceptual Diagram What are 3 key points from this reading? What are 3 important details from this reading? Students will be called upon at random

5 What is “conceptual diagraming”? Sell the idea Informal/Lightweight Marketing View Guide the Architect Refined Later Big Picture ?

6 Typical Swim Lane Diagram

7 Typical ERD method

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10 ? Let’s create a conceptual diagram … Worksheet “System Analysis : Conceptual Architect Diagram”

11 Example Conceptual Architecture Diagram 11 UsersInterfaceProcessesResources De Students Professor System Administrator Clipart from: https://openclipart.org Desktop Web Phone App Import From Publishers Define Course Use Study Aids Course Content Database Textbook Content

12 Build Your Own Study Guide How does the internet work? - James May's Q&A How does the internet work? - James May's Q&A What are 3 key points from this reading? What are 3 important details from this reading? Students will be called upon at random

13 Build Your Own Study Guide There and Back Again: A Packet's Tale - How does the Internet work? There and Back Again: A Packet's Tale - How does the Internet work? What are 3 key points from this reading? What are 3 important details from this reading? Students will be called upon at random

14 Build Your Own Study Guide How the Internet Works How the Internet Works What are 3 key points from this reading? What are 3 important details from this reading? Students will be called upon at random

15 How the Internet Works What happens from the moment you type an address in your web browser to the moment that your content is generated?

16 Source: https://www.helloitsliam.com/2014/12/20/how-the-internet-works-infographic/

17 When you type in a URL, like community.mis.temple.edu/schedul e – what you’re actually saying is “I want to use HTTP to access the world wide web and find a set of domains called community.mis.temple which are part of a top-level domain called.edu and once inside that domain I want to locate a particular file or page called schedule.

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25 Your teacher’s third grade sketch: This is a simplified view of what happens when you make a request for web site. In reality, there is a lot more going on. There are multiple layers of firewall, for example. A request might go from a router to a modem to the ISP. A request might be routed through a proxy server. There are many permutations, but this is the general idea.

26 Next week Learn IT # 2 is due. Bring hard copy of your one page swim lane diagram for drive-through ordering at a fast food restaurant. Also, mid-term exam review scheduled for Feb 15 during class. Midterm # 1 : Monday, Feb 22 at 5:30. Covers Unit 1 and Unit 2 (bring a #2 pencil). 26


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