sytem analysis & design

1. Some experts believe that the growth in e-commerce will cause states and local governments to lose a significant amount of sales tax revenue, unless Internet transactions are subject to sales tax. Do you agree? Why or why not? 2. Present an argument for and against the following proposition: Because IT managers must understand all phases of the business, a company should fill top management vacancies by promoting IT managers. 3. Describe five types of information systems, and give an example of each. 4. Explain the difference between vertical and horizontal systems packages