An air traffic control system

1.       An air traffic control system can be designed to serve one user or many. Explain how such a system can have a variety of configurations, and outline how a set of configuration tests might be designed.

2.       Give an example to show that testing is sometimes impossible without using a device simulator. Give another example to show the need for a system simulator.

1.       What kinds of performance tests might be required for a word processing system? A payroll system? An automated bank teller system? A water-quality monitoring system? A power plant control system?

2.       A navigation system is about to be installed on an airplane. What issues must be considered as you design the installation test?