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Devry CIS 321 All Discussions Latest
Devry CIS 321 Week 1 Discussion DQ1 & DQ 2 Latest
DQ 1
Who are the typical system stakeholders (the key players), and what are their unique roles?
DQ 2
Seventy percent or more of information system projects have failed to meet the needs of users and have exceeded budgetary limits. Why do you think this is? What can the systems analyst do to increase the probability of having a successful project?
Devry CIS 321 Week 2 Discussion DQ1 & DQ 2 Latest
DQ 1
Compare and contrast the PM life cycle with the SDLC. Why is project management different from normal management?
DQ 2
What are the challenges in analyzing a system? What are some of the components in analyzing a system so that it has a high degree of success or is found unfeasible? Why would a system project fail?
Devry CIS 321 Week 3 Discussion DQ1 & DQ 2 Latest
DQ 1
Finding the requirements for a new system or a redeveloped system is a major undertaking and a very high priority. What are some of the techniques in discovering the requirements (fact finding) for a system? Which ones work best? Which ones are the most economical? Where in the SDLC do we most commonly search for requirements?
DQ 2
We will focus on the way to build the first diagram in the process model called a context data flow diagram (CDFD). Give an example of how process modeling might be beneficial? How does creating the CDFD benefit IT system development and the user?
Devry CIS 321 Week 4 Discussion DQ1 & DQ 2 Latest
DQ 1
Discuss the importance and usefulness of data modeling in the analysis phase. How do we know what data we need to model?
DQ 2
What steps can you go through to ensure that you are including all of the necessary data in your model? How are the techniques of data modeling applied to problem statements?
Devry CIS 321 Week 5 Discussion DQ1 & DQ 2 Latest
DQ 1
In this discussion, we will focus on the way to build process models and discuss their technical aspects. Give an example of how process modeling might be beneficial, whether specifically for an IT system development project or not. How are logical process modeling techniques used in detailed systems requirements analysis?
DQ 2
This week, we will continue to work on how to create good ER diagrams. More sample problems will be introduced and demonstrated. The emphasis will be on many-to-many relationships. Why do we need an associative table for many-to-many relationships?
Devry CIS 321 Week 6 Discussion DQ1 & DQ 2 Latest
DQ 1
What is a feasibility analysis? Please share an example of feasibility analysis that is not IT related (or even one that is IT related if you want to). Show how that experience relates to one or more of the feasibility tests for operational, technical, schedule, or economic feasibility described in Chapter 11.
DQ 2
What is the difference between systems analysis and systems design? What are some of the different model-driven methodologies?
Devry CIS 321 Week 7 Discussion DQ1 & DQ 2 Latest
DQ 1
As a culminating exercise, what key aspects did you learn regarding the creation, analysis, and management of information systems? How will this impact your future? What thoughts or issues were developed that require further exploration?
DQ 2
Explain the purpose of testing. Explain how tests are performed at different levels in the system, such as stub testing, unit testing, integration testing, system testing, and parallel and user acceptance tests.
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Devry CIS 321 All Discussions Latest
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