Review Questions
1. What is information technology, and why is it important to a business?
2. Define business profiles, processes, and modeling.
3. Identify the main components of an information system, and describe the system’s
stakeholders.
4. Explain the difference between vertical and horizontal systems packages.
5. How do companies use EDI? What are some advantages of using XML?
6. Describe five types of information systems, and give an example of each.
7. Describe four organizational levels of a typical business and their information
requirements.
8. Describe the phases of the systems development life cycle, and compare the SDLC
waterfall model with the spiral model.
9. Explain the use of models, prototypes, and CASE tools in the systems development
process. Also explain the pros and cons of agile development methods.
10. What is object-oriented analysis, and how does it differ from structured
analysis?