Management information System

This assignment has four parts:

1. How would you classify the MIS departments of comparative companies?   Do these classifications have a significant meaning or impact that is relevant to company performance?  How and why?
2. Based on your experience, how do organizational structure and strategy relate to MIS needs? 
3. What do you foresee is the difference between IT and MIS? Are both of these terms relevant and necessary?
4. How would you measure the effectiveness of your companys IT and MIS investment? If you are currently not employed, what measures would you expect to use and why?