Exercise 1.1

Compare and contrast the industrial revolution and the so-called information revolution.

1. When did these revolutions happen?
2. What technologies are they based on?
3. What changes did they lead to?
4. Are these two revolutions equally “revolutionary”?

Exercise 1.2

Answer the following questions with respect to an existing system.

1. Is it a database system? an information system?
2. Who are the stakeholders and how do they access the system data?
3. What value do the stakeholders derive from the data?
4. How do you think the data is structured for this system? Draw a diagram using a format similar to the one shown in either Figure 1.2 or Figure 2.1.
5. How big is the database?