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try again, er something. February 17, 2005

try again, er something. February 17, 2005. Greg Giacovelli – Nick Mancuso – Shaun Newsum – Jean-Paul Pietraru – Nick Stroh. Agenda. Project description Project plan Risks Requirements Design Current status Domain experience. Project Description. The current “try” system

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try again, er something. February 17, 2005

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  1. try again, er something. February 17, 2005 Greg Giacovelli – Nick Mancuso – Shaun Newsum – Jean-Paul Pietraru – Nick Stroh

  2. Agenda • Project description • Project plan • Risks • Requirements • Design • Current status • Domain experience

  3. Project Description • The current “try” system • submission, testing & grading • collection of scripts • New system goals • ease learning curve & assignment management • portability • performance

  4. Major Use Cases • Students • Submit assignments • View test results • View grades • Graders • View submitted files • View test results • Assign grades • Professors • Create assignments / activities / tests

  5. Process • Spiral • R1 – The Framework (January) • R2 – Submit & Grade (February) • R3 – Compile & Test (March) • R4 – Code Complete (April) • R5 – Gold (May) • Why • immediate feedback • ship even if slip

  6. Risks Key: 1 = low risk / impact 5 = high risk / impact

  7. Requirements - Elicitation • Sources: • project proposal • customer engagement • existing interface documents (XML) • old “try” system • manuals • sample lab • personal experience • Use cases • Preliminary database & architecture designs

  8. Requirements • All known system requirements documented • prioritized (1-3) • divided among iterations • tested against old “try” manuals • Data dictionary is critical to the system • Each requirement is independent & numbered • Bugzilla used to track bugs

  9. (numbers as of 2/10/05)

  10. (numbers as of 2/10/05)

  11. Design • Justifications • Web based system • J2EE • Distributed test processing • Process • Finalized requirements • Designed database / file structure • Presentation / business logic / data

  12. Architecture flow

  13. Architecture flow

  14. Current Status Key: white = pending; green = delivered on time; red = late

  15. Experience so far • Active customer involvement crucial • the bad… • Slipping schedule • Project management • resource allocation • time estimates • multitasking • minutes • …and the good: • Solid requirements & design will ensure smooth sailing from here • Good communication / teamwork • Constant customer interaction

  16. questions?comments?concerns?

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