Wireless Communication Interview Questions

By | March 25, 2020
  1. What is Wi-Fi and What is WiMAX ?
  2. What is 802.1x ?
  3. Which encryption type does WPA2 uses?
  4. When 2 laptops wirelessly connected can communicate to each other directly, what type of topology has been created?
  5. What is Piggybacking in context to Wi-Fi ?
  6. What is the frequency range of 802.11a standard?
  7. What is the frequency range of 802.11g standard ?
  8. What is data rate of 802.11a standard ?
  9. What is data rate of 802.11g standard ?
  10. Why WPA encryption is preferred over WEP ?
  11. What is IBSS and BSS ?
  12. What is ESS ?
  13. What is EAP ?
  14. What is Wi-Fi Hotspot?
  15. What are the different modes of a Cisco Access Point (AP) operation?
  16. What is fast roaming?
  17. What are all the authentication mechanisms currently supported by Cisco Access Points (APs)?
  18. What is World Mode?
  19. Which 2-3 devices can interfere with Wireless network operation since they work in same frequency ?
  20. What is Dynamic Transmit Power Control (DTPC) and how does it work?
  21. What are three basic parameters to configure on a wireless access point ?
  22. When access point starts up, what will be the behavior in regards of LWAPP & CAPWAP?
  23. What is the master controller mode on WLC
  24. What is the function of WLAN on WLC?
  25. Is there any way to recover my password for WLC?
  26. What is FlexConnect in Cisco Wireless ?
  27. What is CAPWAP and LWAPP ?
  28. Enlist 3 major differences between Cisco 2100 Series and 5500 Wireless Controllers ?
  29. Kindly share models of some Outdoor Rugged Access Points/Bridges?
  30. Cisco 5520 Wireless Controller supports upto how many clients and APs ?
  31. What are 3 main factors affecting Wireless Network?
  32. What is difference between Ad-Hoc and Infrastructure topology?
  33. What is difference between UWB and Wi-Fi ?
  34. What is the difference between Wi-Fi and Bluetooth?
  35. What is the change in WLAN-11ac with respect to previous versions of WLAN?

Below is the image of cisco wlc 5508:

Wireless Communication Interview Questions

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