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Test your basic knowledge |
Wireless Technology Specialist
Start Test
Study First
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. 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
Walled Garden.
Height of an RF signal
AES = CCMP required
Quality of Service
2. This type of attack is used to stimulate large amounts of traffic on the network for statistical attacks on WEP
Mesh network
WPA Enterprise -WEP -MAC filters
Arp replay
Diffraction
3. In repeater mode - the repeater device connects to a normal '___ mode'
Workgroup Bridge mode.
WPA 2.0 personal and WPS
One or more
Root mode
4. a ___ filter is used to allow or deny wireless barcode scanners access to an 802.11b/g network.
Passive scan
Fakeauth
MAC
RTS/CTS
5. 2.4 GHz - Ch 1-14 - North America Ch =1-11 - Overlapping 1-6-11
ISM
14
Beacons - Probe request - Probe response - Association Request - Reassociation Request
Quality of Service
6. The 802.11i amendment to the standard addresses which of the following technologies?
CTS attacks - Deauth attack - Association flood - Jamming
Security
Bridge mode
2.4-2.5GHz
7. What two devices use RF to communicate
Basic Service Set (BSS)
CTS attacks - Deauth attack - Association flood - Jamming
Transmitter and receiver
40 bit
8. High Throughput mode 1
Workgroup Bridge mode.
HT Non member protection mode
Single radio AP's
HT fixed mode
9. How many non-overlapping channels are available in the unlicensed 2.4GHz ISM band?
Ad-Hoc
3
Repeater
A VPN to the office network
10. A ___ is end-user nodes such as desktop -laptop or PDA computers or any device that needs wireless connectivity into the wireless network infrastructure
A VPN to the office network
Open system and Shared key
Watt and mW
Client
11. The range of a 2.4GHz signal is mostly dependent on what RF characteristic?
Know the SSID and enter it manually
Wavelength
Spoof an address
Open system and Shared key
12. What kind of Algorithm does WPA2 use?
BSSID (Basic Service Set identifier)
AES = CCMP required
OFDM
Deauth
13. 802.11b is capable of which data rates?
Height of an RF signal
1 - 5.5 and 11 Mbps
Repeater
Beacons - Probe request - Probe response - Association Request - Reassociation Request
14. In order for a wireless client to become completely part of the basic service set it must first ___ then ___
Root mode
Repeater
Number of users and software applications in use
Authenticate - associate
15. This is the default mode that sets the card as a client that could then connect to an AP
OFDM
Managed
Managed - Master - Monitor - Mesh - Ad-hoc - Repeater
Security
16. WI-Fi Protected Setup was designed for which of the following wireless applications?
Semi directional and Highly directional
Small Office/Home Office Organizations (SOHO)
Personal mode and Enterprise Mode
Open system and Shared key
17. The capacity of an access point is dependent upon which factors?
Reflection
Passphrase
Number of users and software applications in use
Monitor
18. In this mode a station can act as a relay or WLAN range extender
Workgroup Bridge mode.
Repeater
OFDM
Restricts access to authorized users
19. The association process happens after which phase?
Number of users and software applications in use
DB and dBi
Management
Authentication
20. _____ are multifunctional devices which are combined with an AP to provide wireless connectivity
Encryption
Wireless gateways
FCC
Single radio AP's
21. A newly configured wireless intrusion prevention system will___
Automatically monitor the network for attacks
Management - control - data
Deauth
Wireless Game adapters and Media Bridges
22. Name 3 channels considered non overlapping in the 2.4GHZ band
1 -6 -11
2304 bytes
Data rate increases
Mesh network
23. The ___ acts as a hub for the WLAN; wireless frame pass through this device
AES = CCMP required
IPSec
Access point
PIN
24. 802.11 uses CSMA/...
CA - Collision avoidance
Watt and mW
Interference from a neighboring access point RF denial-of-service (Dos) attack
DB and dBi
25. Two authentication types defined in the 802.11 standard
Security
Open system and Shared key
FHSS
1 - 5.5 and 11 Mbps
26. 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
Acknowledgement frames
ERP protection
Antenna diversity
A VPN to the office network
27. What protocol am I? - 2.4 GHz Freq - 11 Mbps Data Rate - DSSS
Wireless Game adapters and Media Bridges
Secure Layer 3 transmissions over a public network infrastructure
802.11b
802.11g
28. Give two examples of WGB devices.
Indoor and outdoor
Diffraction
Wireless Game adapters and Media Bridges
DBi
29. In bluetooth - one master may communicate with up to ___ slaves in a piconet
IPSec
Semi directional and Highly directional
AP radio
7
30. Which if the following organizations is responsible for standards compliance?
DB and dBi
Semi directional and Highly directional
Degradation
Wi-Fi Alliance
31. an 802.11b 2.4GHz channel is how wide in MHz?
Enter a username and password that will be central administered
Height of an RF signal
22MHz wide
Fakeauth
32. What protocol am I? - 2.5/5 GHz Data rate - 248 Mbps - OFDM/MIMO
802.11n
Deauth
25 MHz
0
33. Both ___ and ___ are wireless LAN security methods that support shared key security.
Obstacles
Managed
WPA2 -WEP
Semi directional and Highly directional
34. This type of MITM attacks mimics the SSID to lure clients in to associating with the attackers device
Data rate increases
2.4-2.5GHz
Trojan/Rogue APs
Repeater
35. A pre-shared key mode may be vulnerable to a ____ attack
Dictionary
0
Restricts access to authorized users
Arp replay
36. How many different channels are available for wireless LANs to use in the unlicensed UNII-1 band?
Addresses wireless Quality of Service
2304 bytes
Highly directional= Parabolic = 3-15 degrees - Omnidirectional= Rubber duck = 360 degrees - Semidirectional= Panel = 180 degrees
4 channels
37. 802.11g is backward compatible to which of the following IEEE wireless LAN standards?
802.11b HR/DSSS and 802.11 DSSS
1
Ad-hoc mode - also calles Independent Basic Service Set (IBSS) - or Peer-to Peer. The client that initiated the network will randomly generate a BSSID value to use within the network.
Other 802.11a devices
38. High Throughput mode 0
Frequency
Master
Spoof an address
Greenfield mode
39. What type of certification came from 802.11i
WPA2
4 channels
Dynamic Rate switching
WPA Enterprise -WEP -MAC filters
40. The Layer 2 frame will be...
Unencrypted
Acknowledgement frames
HT Non member protection mode
WPA Enterprise -WEP -MAC filters
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
Antenna diversity
802.11b
Transmitter and receiver
FCC
42. Aireplay-ng -0
Unencrypted
802.11i
Deauth
Know the SSID and enter it manually
43. WiMAX 802.16 authentication is based on...
SSID (service set identifier)
One or more
ERP protection
X.509 certificates on the subscriber side only.
44. 4 types of Denial of Service attacks
Semi directional and Highly directional
Deauth
Addresses wireless Quality of Service
CTS attacks - Deauth attack - Association flood - Jamming
45. This is a network name used to identify an 802.11 WLAN. It May be up to 32 characters and is case sensitive.
802.11w
SSID (service set identifier)
Monitor
40 bit
46. What best describes the Wi-Fi alliance?
Interoperability testing organization
ERP protection
Repeater
Dictionary
47. The IEEE 802.1X standard identifies the authenticator as another term for the ___ in wireless networking
Wi-Fi Alliance
Access point
802.11g
Root mode
48. When RF passes or bends around an obstacle such as a building or column - the behavior is
32 character maximum and is case sensitive
Diffraction
Unicast
Open system and Shared key
49. The extra overhead of RTS/CTS will cause a ___________ of maximum throughput on the network.
SOHO brands that support WPS
Management - control - data
Degradation
Unicast
50. _____ can support client connections on one radio channel and the DS connection on a non-competing channel.
802.11n
Dual radio APs
SSID (service set identifier)
Master