Describe how you would create visualizations to display information that describes the following types of systems.
Be sure to address the following issues:
• Representation. How will you map objects, attributes, and relationships to visual elements?
• Arrangement. Are there any special considerations that need to be taken into account with respect to how visual elements are displayed? Specific examples might be the choice of viewpoint, the use of transparency, or the separation of certain groups of objects.
• Selection. How will you handle a large number of attributes and data objects?
(a) Computer networks. Be sure to include both the static aspects of the network, such as connectivity, and the dynamic aspects, such as traffic.
(b) The distribution of specific plant and animal species around the world for a specific moment in time.
(c) The use of computer resources, such as processor time, main memory, and disk, for a set of benchmark database programs.
(d) The change in occupation of workers in a particular country over the last thirty years. Assume that you have yearly information about each person that also includes gender and level of education.