12 - Harley - BIT 200 Personal Productivity Session 12...

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Session 12 Harley Davidson BIT 200 Personal Productivity
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Upcoming § Wiki project final due date is Monday Dec 12 § OPTIONAL Course Review/Question Session Monday/Wednesday, December 12/14 Normal Class Times and Rooms § Final Exam Thursday, December 15, 4:00-6:00PM § Conflict Exam Time Thursday, December 15, 1:30-3:30PM § Rooms to be posted on CTOOLS later this week § Updated Study Guide to be posted later this week
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Agenda § Wiki Report: Virtual Worlds § Reflection on Last Week: Networks § Systems Development Life Cycle (SDLC) § Harley-Davidson Case Discussion
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Wiki/Tech Topics Project § Virtual Worlds
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Reflection on Last Week § Networks
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Computer Network Elements: LAN Server Shared Printer PC PC PC PC 3. Media:  twisted- pair wire PC 4. Communications  software: network  operating systems  (e.g., Windows  Server 2003) 4. Communications  software: network client  (e.g., Windows XP) 5. Protocol:  Ethernet 7. Applications:  (e.g., Outlook) 6. Provider: ??? 1. Hardware: PCs  and network server 2. Networking  hardware:  network  interface cards 2. Networking  hardware: hub
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Ethernet Protocol § Carrier Sense Multiple Access and Collision Detection (CSMA/CD) § How CSMA/CD works Message packaged into groups of bits (called frames) with data and source and destination addresses Network interface card (NIC) checks to see if media is idle If so, NIC transmits a frame and listens for collision If NIC detects collision with frame of another NIC, it waits a random amount of time and retransmits frame § Much like a human conversation
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Computer Network Elements: WAN Element Des cription Example 1 Computers Large servers 2 Networking hardware Physical devices that control the flow of electromagnetic signals over network media Router 3 Media Intervening substance through which something else is transmitted Optical fiber 4 Communications
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This note was uploaded on 01/04/2012 for the course BIT 200 taught by Professor Moore during the Fall '08 term at University of Michigan.

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12 - Harley - BIT 200 Personal Productivity Session 12...

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