| 1. | Explain the four systems by which an enterprise can span in the global trading market businesses operate in. (Answer: see Section 4.1) |
| 2. | What are the main IS functions in business? Give examples for each function. (Answer: See Section 4.2). |
| 3. | Differentiate between Intranets and Extranets (Answer: See section 4.1.5). |