HES2 Q.98

Teaching machines help in various aspects of education such as tracking progress and engaging students, but they are not effective in controlling cheating, which requires physical supervision or secure systems.

• Option A: the control of cheating – Incorrect
  Teaching machines cannot prevent cheating effectively; this is beyond their core functionality.

• Option B: the tracking of errors – Correct
  They are designed to monitor student errors and give feedback accordingly.

• Option C: the insurance of attention – Correct
  Continuous interaction with the machine helps maintain student attention.

• Option D: their universal use for different kinds of programs – Correct
  Teaching machines can be adapted to a wide range of subjects and content types.