Questions

Having learned the lessons in this chapter, try answering the following questions on your own:

1. True/False. Wi-Fi is the most common communications technology used for edge analytics applications.
2. True/False. VLF and LF frequency bands are used for marine communications applications.
3. What is the frequency used for CB channel 19 in Canada and the United States?
4. What is meant by bandwidth in the analog world of communications?
5. True/False. Wavelength decreases as frequency increases.
6. What is the range of Bluetooth class 1?
7. True/False. Basic text and email was possible with 2G cellular technologies.
8. What does LPWAN stand for?
9. True/False. Received power increases exponentially when wavelength increases.
10. True/False. It is possible to get a 10 km range using LoRa technology.