Test your basic knowledge |

Wireless Technology Specialist

Subject : it-skills
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The radio card can operate in one of up to six possible modes of operation...






2. This is the most common WLAN topology which uses one AP to support clients in a single cell of coverage and has one unique SSID.






3. Similar to bridging - Access Points operating in a wireless ___ network form a multipoint-to-multipoint network. This type of networking has been used to form Municipal WiFi networks in many cities.






4. 802.11g LAN operates in what frequency range?






5. In repeater mode - the repeater device connects to a normal '___ mode'






6. An Ack is expected for every____ frame transmitted






7. You need to attend a business meeting out of town that requires air travel. You are at the airport and have some extra time. While waiting to board your plane you decide to check your office e-mail using 802.11g hotspot access point at the airport. I






8. What kind of Algorithm does WPA2 use?






9. WPA was developed as an interim solution for which amendment to the 802.11 standards?






10. When an RF signal bounces off a smooth non absorptive surface - the behavior is






11. Name two absolute measures of RF power






12. This is typically the 48-bit MAC address of the access point's radio card.






13. The Layer 2 frame will be...






14. Wireless LAN devices in an 802.11a peer-to-peer network will connect to which devices?






15. The open system authentication process uses how many frames?






16. 5.0 GHz - Ch 36 and up - Non overlapping - 23 total channels






17. Maximum length of data (Frame body) is 2304 when ____ is not in use






18. The association process happens after which phase?






19. You are a technical support engineer and receive a call from a customer regarding a problem with their network connection. The building has an ESS network with five 802.11g access points. The customer claims that when they move from their office to a






20. 2.4 GHz - Ch 1-14 - North America Ch =1-11 - Overlapping 1-6-11






21. What protocol am I? - 2.4 GHz Freq - 11 Mbps Data Rate - DSSS






22. These are user configurable and present in only five 802.11 frame types...






23. ____ provides wireless access to a group of wired stations 'behind' the bridge. It aggregates multiple wired clients into one collective wireless client known as a 'Client bridge'






24. Aireplay-ng -0






25. This is implemented in networks to minimize the effects of excessive collisions in mixed 802.11b and 802.11g networks






26. 802.11g is backward compatible to which of the following IEEE wireless LAN standards?






27. When a wireless LAN device listens for beacon frames - it is participating in which phase?






28. This type of authentication is essentially 'Null authentication'






29. High Throughput mode 1






30. Which items are unique to a service set identifier






31. a beacon frame advertises information about the wireless network. A beacon frame is what type of frame?






32. What protocol am I? - 2.5/5 GHz Data rate - 248 Mbps - OFDM/MIMO






33. What type of algorithm does WPA use






34. This is a network name used to identify an 802.11 WLAN. It May be up to 32 characters and is case sensitive.






35. A ___ is end-user nodes such as desktop -laptop or PDA computers or any device that needs wireless connectivity into the wireless network infrastructure






36. What type of certification came from 802.11i






37. The remote authentication dial in user service (RADIUS) service requires users on a wireless network to perform what function?






38. A brute force attack is limited to breaking___ WEP keys






39. Two authentication types defined in the 802.11 standard






40. Which function does RBAC provide?






41. ____ is one way to reduce the effects of multipath. Is is a technology used in wireless LANs where a station will utilize two antennas combined with one radio to decrease the effects of multipath






42. The security amendment to the IEEE 802.11 standard requires ____






43. Bluetooth uses a radio technology called






44. What protocol am I? - 5.0GHz Freq - 54 Mbps Data rate - OFDM






45. What two devices use RF to communicate






46. When an IEEE 802.11g wireless LAN consists only of wireless client stations - the network is operating as what type of basic service set?






47. According to the IEEE 802.11 standard - an extended service set (ESS) consists of how many interconnected basic service sets?






48. ___ is the topology in which no AP participates - client devices communicate directly to eachother.






49. A ______________ does not always use an omnidirectional antenna






50. how many channels are available for wireless LAN use in the unlicensed 2.4GHz ISM band?