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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. What type of certification came from 802.11i
WPA2
Dictionary
802.11i
WPA Enterprise -WEP -MAC filters
2. What protocol am I? - 2.4 GHz freq - 54 Mbps Data Rate - OFDM W/ DSSS backup
Passive scan
A VPN to the office network
802.11g
Personal mode and Enterprise Mode
3. The 802.11i amendment to the standard addresses which of the following technologies?
WPA Enterprise -WEP -MAC filters
802.11b
Refraction
Security
4. Which function does RBAC provide?
Passphrase
11
Restricts access to authorized users
Open system and Shared key
5. how many channels are available for wireless LAN use in the unlicensed 2.4GHz ISM band?
Number of users and software applications in use
14
Highly directional= Parabolic = 3-15 degrees - Omnidirectional= Rubber duck = 360 degrees - Semidirectional= Panel = 180 degrees
DBi
6. A basic service set identifier (BSSID) is the MAC address of the ____
AP radio
Access point
Managed
25 MHz
7. _____ are multifunctional devices which are combined with an AP to provide wireless connectivity
Secure Layer 3 transmissions over a public network infrastructure
Wireless gateways
802.11b
Authenticate - associate
8. an 802.11b 2.4GHz channel is how wide in MHz?
Management
Point-to-point link
Spoof an address
22MHz wide
9. This is typically the 48-bit MAC address of the access point's radio card.
Addresses wireless Quality of Service
Deauth
BSSID (Basic Service Set identifier)
ERP protection
10. The security amendment to the IEEE 802.11 standard requires ____
22MHz wide
CCMP
WPA Enterprise -WEP -MAC filters
32 character maximum and is case sensitive
11. This type of MITM attacks mimics the SSID to lure clients in to associating with the attackers device
Trojan/Rogue APs
BSSID (Basic Service Set identifier)
4 channels
Antenna diversity
12. An independent basic service set (IBSS) consists of how many access points?
40 bit
Data rate increases
0
Dual radio APs
13. What type of wireless network device is PIN-based security most commonly used with
Automatically monitor the network for attacks
Personal mode and Enterprise Mode
Point-to-point link
SOHO brands that support WPS
14. This is a network name used to identify an 802.11 WLAN. It May be up to 32 characters and is case sensitive.
SSID (service set identifier)
Secure Layer 3 transmissions over a public network infrastructure
Client
Plaintext
15. 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
Repeater
Access point
SOHO brands that support WPS
Walled Garden.
16. High Throughput mode 1
Other 802.11a devices
Brute force - statistical and dictionary
HT Non member protection mode
MAC
17. Beacons allow client devices to ____ for available LANS
Extended Service Set (ESS)
Passive scan
Mesh
Antenna diversity
18. ____ is the wireless amendment that specifies how to conduct seamless handoffs.
Passive scan
Wireless Game adapters and Media Bridges
Authentication
802.11r
19. What is the term defining the amount of times a cycle of an RF signal will oscillate in one second?
Frequency
4 channels
One or more
802.11a
20. This type of attack is used to stimulate large amounts of traffic on the network for statistical attacks on WEP
Arp replay
Diffraction
One or more
HT Non member protection mode
21. Wireless LAN devices in an 802.11a peer-to-peer network will connect to which devices?
UNII
TKIP - optional RC4
Other 802.11a devices
Arp replay
22. The extra overhead of RTS/CTS will cause a ___________ of maximum throughput on the network.
Mesh
Deauth
Management
Degradation
23. ___ mode provides a wireless 'upstream' connection for wireless clients - and is also known as a 'range extender'.
Repeater
802.11g
Semi directional and Highly directional
Access point
24. What is the gain of an antenna measured in
DBi
Degradation
Point-to-point link
Diffraction
25. in the 802.11a amendment - the UNII-3 band can be used for which WLAN applications?
Amplitude and phase
Indoor and outdoor
4 channels
Frequency
26. What protocol am I? - 5.0GHz Freq - 54 Mbps Data rate - OFDM
802.11a
Monitor
0
Management
27. 4 types of Denial of Service attacks
Passphrase
SSID (service set identifier)
PIN
CTS attacks - Deauth attack - Association flood - Jamming
28. You are a help desk support technician at a retail department store and you receive a call from a manager in the administrative offices. He complain the performance of his 802.11g notebook computer decreases several times throughout the day. Upon vis
Plaintext
ERP protection
AP to AP
OFDM
29. 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.
Dual radio APs
1
Service sets
Mesh network
30. The association process happens after which phase?
0
Authentication
Workgroup Bridge mode.
Quality of Service
31. ____ 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'
Security
Authentication
Workgroup Bridge mode.
4 channels
32. The process in which a wireless LAN clients connection moves from one access point to another is called ______
Wavelength
Roaming
AP to AP
32
33. Collisions are detected through the use of....
Acknowledgement frames
0
SSID and Channel
Service sets
34. What protocol am I? - 2.5/5 GHz Data rate - 248 Mbps - OFDM/MIMO
Enter a username and password that will be central administered
Security
802.11n
Unicast
35. The range of a 2.4GHz signal is mostly dependent on what RF characteristic?
Wavelength
Access point
RC4
Enter a username and password that will be central administered
36. ___ is the topology in which no AP participates - client devices communicate directly to eachother.
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.
Frequency
0
802.11b HR/DSSS and 802.11 DSSS
37. ___ are used to describe the basic components and topology of a WLAN
11
Wavelength
Service sets
Open system
38. 802.11g LAN operates in what frequency range?
2.4-2.5GHz
802.11g
AP to AP
Personal mode and Enterprise Mode
39. The Layer 2 frame will be...
Single radio AP's
Unencrypted
Highly directional= Parabolic = 3-15 degrees - Omnidirectional= Rubber duck = 360 degrees - Semidirectional= Panel = 180 degrees
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.
40. This is the default mode that sets the card as a client that could then connect to an AP
Beacons - Probe request - Probe response - Association Request - Reassociation Request
Interference from a neighboring access point RF denial-of-service (Dos) attack
HT 20 MHz protection mode
Managed
41. 802.11 frames have a maximum 'upper-layer' payload of...
2304 bytes
Three
HT fixed mode
BSSID (Basic Service Set identifier)
42. You are a technical support engineer and provide help desk support for the network in a manufacturing company. You receive a call from the sales manager - who wants to know how power save operations should be set up on her notebook computer to optimi
802.11r
FCC
7
Active mode
43. When an RF signal bounces off a smooth non absorptive surface - the behavior is
Open system and Shared key
2304 bytes
Root mode - Bridge mode - Workgroup Bridge mode - Workgroup Bridge mode - Repeater Mode - Mesh Mode - Scanner Mode.
Reflection
44. Layer 2 Tunneling Protocol commonly uses which encryption method?
Unicast
WPA2 -WEP
IPSec
Authentication
45. You are a network administrator and are asked for a security recommendation regarding older wireless 802.11-compliant VoIP handsets. The company does not have the budget to upgrade the equipment at this time. Which would be the best recommendation yo
802.11r
Carefully plan a strategy using WEP and VLANs
2.4-2.5GHz
Plaintext
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?
802.11a
Independent
Wireless gateways
PIN
47. High Throughput mode 0
Monitor
Secure Layer 3 transmissions over a public network infrastructure
Greenfield mode
Access point
48. This type of MITM attack involves sending fake or spoofed ARP responses on a LAN to the victim and or gateway
Interference from a neighboring access point RF denial-of-service (Dos) attack
ARP spoofing
32
802.11a
49. What is regarded in 802.11e?
Watt and mW
802.11w
Addresses wireless Quality of Service
Point-to-point link
50. What protocol am I? - 2.4 GHz Freq - 11 Mbps Data Rate - DSSS
1 - 5.5 and 11 Mbps
Acknowledgement frames
802.11b
0
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