Wi-fi

23 flashcards · Other · by Ian Christensen

1. What is IEEE 802.11?

   Infrastructure Mode or Ad Hoc Mode

2. What is Infrastructure Mode or Ad Hoc Mode

   IEEE 802.11

3. IEEE 802.11a standard

   54 Mbps, 5GHz

4. IEEE 802.11b standard

   11 Mbps 2.4 GHz

5. IEEE 802.11g standard

   54 Mbps 2.4 GHz

6. IEEE 802.11n standard

   11 Mbps 2.4 GHz or 5 GHz

7. IEEE 802.11ac standard

   450 Mbps or 1300 Mbps 2.4 or 5 GHz

8. 802.11g is backward compatible with _____ but not backward compatible with _____

   802.11b, 802.11a

9. Which 802.11 standards support MIMO?

   802.11n and 802.11ac

10. Which 802.11 standard supports Multi-User MIMO?

    802.11ac

11. Which 802.11 standard runs on 5GHz?

    802.11g

12. Which is not an 802.11 standard? 802.11a 802.11b 802.11g 802.11c

    802.11c

13. Which standard does Wi-Fi 1 correspond to?

    802.11a

14. Which standard does Wi-Fi 2 correspond to?

    802.11b

15. Which standard does Wi-Fi 3 correspond to?

    802.11g

16. Which standard does Wi-Fi 4 correspond to?

    802.11n

17. Which standard does Wi-Fi 5 correspond to?

    802.11ac

18. Bluetooth Class 1

    Power: 100 mW, Range: 100 m

19. Bluetooth Class 2

    Power: 2.5 mW, Range: 10 m

20. Bluetooth Class 3

    Power: 1 mW, Range: 1 m

21. What are the two Wi-Fi bands used by most devices?

    2.4 GHz band and 5 GHz band

22. What range does the 2.4 GHz band include?

    2.412 - 2.4884 GHz

23. What range does the 5 GHz band include?

    5.150 - 5.875 GHz