This practical exercise is designed to check your comprehension of the material presented on
basic communications structure and net concept. There is only one correct answer for each
item. When you complete the exercise, check your answer with the answer key that follows. If
you answer any item incorrectly, study again that part of the lesson which contains the portion
QUESTIONS 1 through 9 REFER to Figure 1-10:
Figure 1-10. PE1 Network.
What is the direct radio communication between terminals E and F called?