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






2. Name two absolute measures of RF power






3. the amplitude of an RF signal is






4. What organization is responsible for unlicensed frequency band regulations in the United States?






5. 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






6. A ______________ does not always use an omnidirectional antenna






7. ____ 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






8. 802.11 uses CSMA/...






9. _____ are multifunctional devices which are combined with an AP to provide wireless connectivity






10. How many non-overlapping channels are available in the unlicensed 2.4GHz ISM band?






11. 5.0 GHz - Ch 36 and up - Non overlapping - 23 total channels






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






13. Bluetooth uses a radio technology called






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






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






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






17. an 802.11b 2.4GHz channel is how wide in MHz?






18. Which items are unique to a service set identifier






19. This is a topology in which two or more APs are connected by a common distribution system.






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






21. ___ is the latest standard in the mobile network technology tree that produced the GSM/EDGE and UMTS/HSPA network technologies






22. What is the gain of an antenna measured in






23. Which process is a VPN solution intended to provide for users connection to a network






24. A basic service set identifier (BSSID) is the MAC address of the ____






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






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






27. The association process happens after which phase?






28. Beacons allow client devices to ____ for available LANS






29. Which security feature provides the strongest security for a home-based wireless network?






30. 802.11 frames have a maximum 'upper-layer' payload of...






31. This mode provides wireless connectivity between two or more wired networks. It may be configured as Point-to-point or point-to-multipoint. Links and operates as either a root bridge or non-root bridge.






32. Which two options are for Wi-Fi Protected Access 2 (WPA 2.0)?






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






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






35. Which data encryption.authentication method is identified in the IEEE 802.11 standard






36. 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?






37. Aireplay-ng -3






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






39. 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.






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






41. What protocol am I? - 2.4 GHz freq - 54 Mbps Data Rate - OFDM W/ DSSS backup






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






43. How many channels are available for wireless LAN use in the unlicensed middles UNII 2e band?






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






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






46. Probe requests are used by clients as part of the ____ process






47. The Layer 2 frame will be...






48. In bluetooth - one master may communicate with up to ___ slaves in a piconet






49. 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






50. When RF passes or bends around an obstacle such as a building or column - the behavior is