In additional to technical skills, IT professionals need critical thinking skills such as perception, organization, analysis, problem-solving, and decision-making. The Ready for a Challenge feature can help you learn, practice, and apply critical thinking skills that you can take to the workplace.

A. Draw an ERD showing all entities and their relationships, and create table designs that include all necessary fields.
B. Calculate the exact number of unique combinations that are possible using a six-letter code. After you complete the Practice Tasks, to check your work and view sample answers, visit the Management Information Systems CourseMate Web site at www.cengagebrain.com, navigate to the resources for this chapter, and locate Ready for a Challenge?.