Sunday, November 7, 2010

Week 11, Muddy: Systems

Systems:

The overall concept of a system makes sense. But I will have to review each video lecture to understand the smaller components. I liked that the lectures were broken down into steps:
  1. Planning and Analysis
  2. Analysis and Design - I would say this is where things got a little muddy. Including process modeling, object modeling and deliverables.
  3. Implementation
What made sense the most was the system analyst interview. It was interesting to see this "in the real world" sense.
She basically demonstrated how all of this applies to the business world. How juggling projects, managing people, knowing their needs, meeting deadlines and making it all flow together is feasible and needed as a system analyst. Information systems development is important because it helps businesses run. System analysts can create a tool specifically for the business to function properly or an event, like the SEC event that the interviewed analyst mentioned.

This web site uses a table to clear deliverables up for me: copied below
Systems Analysis Phase System Design Phase
Work performed by/
deliverables written by
Systems Analyst Chief programmer
(or Software architect
or Lead developer)
DeliverablesSystem Specification: everything about what the proposed system will do, nothing about how it is to be be builtSystem Architecture: platform choice, database design, program design, user interface design, etc.
Audiences who read, understand, and accept the deliverables 1. Sponsoring users
2. Chief programmer
(or Software Architect
or Lead developer
Programmers and
technical specialists
This article may go against some of the teachings in this lesson. It's interesting to get different perspectives.

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