1. Create a decision table with three conditions. You can make one up, or use a scenario from everyday life. Either way, be sure to show all possible outcomes.
2. The data flow symbols shown on page 181 were designed by Ed Yourdon, a well-known IT author, lecturer, and consultant. Many IT professionals consider him to be among the most influential men and women in the software field. Learn more about Mr. Yourdon by visiting his Web site at www.yourdon.com, and write a brief review of his work.