Suggests use of questions as instructional tools. Provides guidelines for devising effective questions and handling responses to questions. To evaluate the program, the author advises the trainer to consider content, methods, presentation, time, and atmosphere. Also reviews self-evaluation techniques and forms. (CSS)

The VHF system used by the Satellite Technology Demonstration had a built-in digital response system to collect data about student programing. This paper describes the hardware and software required to implement and operate the system. In addition, information on the applications of this device is provided along with the results of a field…