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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. According to the 802.11a amendment - which data rates are mandatory?
Watt and mW
WPA 2.0 personal and WPS
AP radio
6 -12 - and 24 Mbps
2. This is implemented in networks to minimize the effects of excessive collisions in mixed 802.11b and 802.11g networks
Frequency
Access point
RTS/CTS
Interoperability testing organization
3. 802.11b is capable of which data rates?
AES = CCMP required
1 - 5.5 and 11 Mbps
Mesh
2304 bytes
4. Which security feature provides the strongest security for a home-based wireless network?
SOHO brands that support WPS
Passphrase
HT fixed mode
Height of an RF signal
5. Hiding the service set identifier of a wireless LAN will require a user to ____ in order to gain access to the wireless network
Know the SSID and enter it manually
Active scanning
Residential and Enterprise
Captive portal
6. 4 types of Denial of Service attacks
Basic Service Set (BSS)
CTS attacks - Deauth attack - Association flood - Jamming
MAC
Other 802.11a devices
7. High Throughput mode 0
DB and dBi
SOHO brands that support WPS
11
Greenfield mode
8. 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?
Ad-Hoc
Independent
HT 20 MHz protection mode
Dynamic Rate switching
9. Which two options are for Wi-Fi Protected Access 2 (WPA 2.0)?
Personal mode and Enterprise Mode
One or more
Unencrypted
1 -6 -11
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
Monitor
Client
Reflection
Active mode
11. High throughput mode 2
Carefully plan a strategy using WEP and VLANs
Wi-Fi Alliance
ERP protection
HT 20 MHz protection mode
12. in the 2.4GHz range - what distance between the center frequencies is required for two channels to be considered non-overlapping for HR/DSSS
Transmitter and receiver
25 MHz
802.11a
UNII
13. This type of attack is used to stimulate large amounts of traffic on the network for statistical attacks on WEP
Security
7
Root mode
Arp replay
14. Probe requests are used by clients as part of the ____ process
Open system and Shared key
Transmitter and receiver
802.11a
Active scanning
15. The radio card can operate in one of up to six possible modes of operation...
Managed
802.11b HR/DSSS and 802.11 DSSS
Managed - Master - Monitor - Mesh - Ad-hoc - Repeater
Quality of Service
16. 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
Deauth
Mismatched SSID
32
Management - control - data
17. A basic service set identifier (BSSID) is the MAC address of the ____
AP radio
Wavelength
Small Office/Home Office Organizations (SOHO)
HT 20 MHz protection mode
18. Both ___ and ___ are wireless LAN security methods that support shared key security.
25 MHz
WPA2 -WEP
Unencrypted
Wireless Game adapters and Media Bridges
19. Which if the following organizations is responsible for standards compliance?
64-bit - 128-bit
Open system and Shared key
Wi-Fi Alliance
Wireless gateways
20. The open system authentication process uses how many frames?
Two
BSSID (Basic Service Set identifier)
Know the SSID and enter it manually
Semi directional and Highly directional
21. The capacity of an access point is dependent upon which factors?
4 channels
LTE
Open system
Number of users and software applications in use
22. When RF passes or bends around an obstacle such as a building or column - the behavior is
Diffraction
Extended Service Set (ESS)
Spoof an address
802.11
23. What item has an effect on RF line of site?
Antenna diversity
Degradation
Obstacles
Plaintext
24. Which data encryption.authentication method is identified in the IEEE 802.11 standard
WPA2 -WEP
CA - Collision avoidance
Data rate increases
WEP
25. Collisions are detected through the use of....
Acknowledgement frames
Trojan/Rogue APs
Captive portal
SSID (service set identifier)
26. WPA was developed as an interim solution for which amendment to the 802.11 standards?
Ad-Hoc
802.11i
Fakeauth
Restricts access to authorized users
27. Wireless gateways come in two primary forms...
11
X.509 certificates on the subscriber side only.
1 - 5.5 and 11 Mbps
Residential and Enterprise
28. 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
Passphrase
Mesh
Walled Garden.
One or more
29. The process in which a wireless LAN clients connection moves from one access point to another is called ______
WPA2
HT Non member protection mode
OFDM
Roaming
30. Point to Point links typically use which antenna types?
Fake auth
Semi directional and Highly directional
AES = CCMP required
Active mode
31. The remote authentication dial in user service (RADIUS) service requires users on a wireless network to perform what function?
Dynamic Rate switching
FCC
Enter a username and password that will be central administered
Frequency
32. _____ can support client connections on one radio channel and the DS connection on a non-competing channel.
Unicast
Dual radio APs
1 -6 -11
Highly directional= Parabolic = 3-15 degrees - Omnidirectional= Rubber duck = 360 degrees - Semidirectional= Panel = 180 degrees
33. This type of authentication is essentially 'Null authentication'
Open system
0
Greenfield mode
ERP-OFDM - DSSS
34. These types of attacks are used to generate fake associated clients on an AP in order to enable injection attacks through the AP
Fake auth
Mismatched SSID
Reflection
SOHO brands that support WPS
35. What type of algorithm does WPA use
TKIP - optional RC4
One or more
802.11i
11
36. a beacon frame advertises information about the wireless network. A beacon frame is what type of frame?
40 bit
11
Management
Wi-Fi Alliance
37. How many different channels are available for wireless LANs to use in the unlicensed UNII-1 band?
Diffraction
4 channels
Client
Data rate increases
38. 802.11g LAN operates in what frequency range?
Addresses wireless Quality of Service
2.4-2.5GHz
AP radio
Independent
39. Layer 2 Tunneling Protocol commonly uses which encryption method?
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.
IPSec
Management
HT Non member protection mode
40. A newly configured wireless intrusion prevention system will___
Acknowledgement frames
Automatically monitor the network for attacks
3
Know the SSID and enter it manually
41. What protocol am I? - 2.5/5 GHz Data rate - 248 Mbps - OFDM/MIMO
Active mode
Basic Service Set (BSS)
Passphrase
802.11n
42. A ______________ does not always use an omnidirectional antenna
Point-to-point link
Beacons - Probe request - Probe response - Association Request - Reassociation Request
CTS attacks - Deauth attack - Association flood - Jamming
Quality of Service
43. This is a topology in which two or more APs are connected by a common distribution system.
Master
Restricts access to authorized users
Two
Extended Service Set (ESS)
44. A basic service set (BSS) consists of how many access points
1
FHSS
MAC
TKIP - optional RC4
45. 802.11 uses CSMA/...
Addresses wireless Quality of Service
CA - Collision avoidance
Secure Layer 3 transmissions over a public network infrastructure
Encryption
46. The Access point can operate in a variety of modes...
Authentication
Root mode - Bridge mode - Workgroup Bridge mode - Workgroup Bridge mode - Repeater Mode - Mesh Mode - Scanner Mode.
6 -12 - and 24 Mbps
Beacons - Probe request - Probe response - Association Request - Reassociation Request
47. What kind of Algorithm does WPA2 use?
Indoor and outdoor
SSID (service set identifier)
Spoof an address
AES = CCMP required
48. This sets the card to participate in an independent basic service set
Mesh
40 bit
25 MHz
Ad-Hoc
49. A station can act as a routing node in a wireless mesh network
6 -12 - and 24 Mbps
Mesh
Wireless gateways
40 bit
50. What protocol am I? - 5.0GHz Freq - 54 Mbps Data rate - OFDM
Managed
Access point
Root mode - Bridge mode - Workgroup Bridge mode - Workgroup Bridge mode - Repeater Mode - Mesh Mode - Scanner Mode.
802.11a