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. ____ is also known as the Protected management frame standard






2. The association process happens after which phase?






3. Bridge mode will not allow client associations and is ______ only






4. in the 802.11a amendment - the UNII-3 band can be used for which WLAN applications?






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






6. Typically a point-to-multipoint link consists of ____ connections






7. How many different channels are available for wireless LANs to use in the unlicensed UNII-1 band?






8. 802.11 uses CSMA/...






9. What protocol am I? - 2.4GHz Freq - 2 Mbps Data Rate - DSSS/FHSSS






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






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






12. 802.11g is backward compatible to which of the following IEEE wireless LAN standards?






13. Three types of passive WEP attacks






14. 3 types of frames






15. The range of a 2.4GHz signal is mostly dependent on what RF characteristic?






16. In a wireless environment '___' refers to a situation in which an unauthenticated user is given access to a limited environment for the purpose of setting up an account or utilizing specific functionality separate from the environment that the rest o






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






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






19. What item has an effect on RF line of site?






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






21. ___ mode provides a wireless 'upstream' connection for wireless clients - and is also known as a 'range extender'.






22. In this mode a station can act as a relay or WLAN range extender






23. The extra overhead of RTS/CTS will cause a ___________ of maximum throughput on the network.






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






25. This if often found at cyber cafes. It forces an HTTP client on a network to see a special web page for authentication before using the internet normally.






26. Management frames are sent in....






27. Name 3 channels considered non overlapping in the 2.4GHZ band






28. A basic service set (BSS) consists of how many access points






29. ___ are used to describe the basic components and topology of a WLAN






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






31. ____ is the wireless amendment that specifies how to conduct seamless handoffs.






32. The Access point can operate in a variety of modes...






33. What is regarded in 802.11e?






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






35. The IEEE 802.1X standard identifies the authenticator as another term for the ___ in wireless networking






36. Which items are unique to a service set identifier






37. 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.






38. What kind of Algorithm does WPA2 use?






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






40. The ___ acts as a hub for the WLAN; wireless frame pass through this device






41. Name two absolute measures of RF power






42. What type of algorithm does WPA use






43. 4 types of Denial of Service attacks






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






45. What two devices use RF to communicate






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






47. You are a sales engineer connected to an IEE 802.11a access point with a mobile computer. As you move away from the access point - the connection speed slows to the next lowest supported data rate. The change in data rate is described by what term?






48. A pre-shared key mode may be vulnerable to a ____ attack






49. Two characteristics of signals are






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