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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 repeater mode - the repeater device connects to a normal '___ mode'
Root mode
ISM
Automatically monitor the network for attacks
32
2. A newly configured wireless intrusion prevention system will___
Secure Layer 3 transmissions over a public network infrastructure
Automatically monitor the network for attacks
Wi-Fi Alliance
Station (STA)
3. The open system authentication process uses how many frames?
Brute force - statistical and dictionary
Repeater
HT Non member protection mode
Two
4. A ___ is end-user nodes such as desktop -laptop or PDA computers or any device that needs wireless connectivity into the wireless network infrastructure
7
Client
Indoor and outdoor
A VPN to the office network
5. how many channels are available for wireless LAN use in the unlicensed 2.4GHz ISM band?
Personal mode and Enterprise Mode
2.4-2.5GHz
14
Brute force - statistical and dictionary
6. The ___ acts as a hub for the WLAN; wireless frame pass through this device
Fake auth
Extended Service Set (ESS)
22MHz wide
Access point
7. Give two examples of WGB devices.
Quality of Service
Wireless Game adapters and Media Bridges
SOHO brands that support WPS
A VPN to the office network
8. What best describes the Wi-Fi alliance?
802.11g
Interoperability testing organization
WPA 2.0 personal and WPS
Plaintext
9. This type of attack is used to stimulate large amounts of traffic on the network for statistical attacks on WEP
802.11
Arp replay
Spoof an address
Client
10. Name 3 channels considered non overlapping in the 2.4GHZ band
32
Management - control - data
1 -6 -11
Passive scan
11. Wireless gateways come in two primary forms...
Interoperability testing organization
Residential and Enterprise
Diffraction
Interference from a neighboring access point RF denial-of-service (Dos) attack
12. 4 types of Denial of Service attacks
Management - control - data
CTS attacks - Deauth attack - Association flood - Jamming
802.11n
Residential and Enterprise
13. 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
Active mode
Greenfield mode
Carefully plan a strategy using WEP and VLANs
WPA2 -WEP
14. When a wireless LAN device listens for beacon frames - it is participating in which phase?
WEP
Passve Scanning
RTS/CTS
Basic Service Set (BSS)
15. 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.
WPA/WPA2
Mesh network
Managed - Master - Monitor - Mesh - Ad-hoc - Repeater
Authentication
16. if operating with _____ - clients and AP communications all contend for the same half-duplex medium which causes a degradation of overall throughput
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183
17. Which function does RBAC provide?
Automatically monitor the network for attacks
Restricts access to authorized users
Number of users and software applications in use
AES = CCMP required
18. In this mode a station can act as a relay or WLAN range extender
Enter a username and password that will be central administered
802.11g
Repeater
Managed - Master - Monitor - Mesh - Ad-hoc - Repeater
19. Name two absolute measures of RF power
Fake auth
Watt and mW
Monitor
22MHz wide
20. Which security feature provides the strongest security for a home-based wireless network?
Beacons - Probe request - Probe response - Association Request - Reassociation Request
WPA 2.0 personal and WPS
Passphrase
11
21. In order for a wireless client to become completely part of the basic service set it must first ___ then ___
40 bit
AES = CCMP required
HT fixed mode
Authenticate - associate
22. High Throughput mode 0
FCC
AP to AP
Greenfield mode
Active mode
23. ___ are used to describe the basic components and topology of a WLAN
Service sets
22MHz wide
BSSID (Basic Service Set identifier)
802.11i
24. in the 802.11a amendment - the UNII-3 band can be used for which WLAN applications?
Indoor and outdoor
Plaintext
WPA Enterprise -WEP -MAC filters
Obstacles
25. Collisions are detected through the use of....
25 MHz
CTS attacks - Deauth attack - Association flood - Jamming
Acknowledgement frames
Wi-Fi Alliance
26. When an RF signal passes between mediums of different densities and may change speeds and bend - the behavior is...
Refraction
4 channels
Interference from a neighboring access point RF denial-of-service (Dos) attack
DBi
27. How many different channels are available for wireless LANs to use in the unlicensed UNII-1 band?
2304 bytes
Ad-Hoc
4 channels
64-bit - 128-bit
28. 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
Dual radio APs
Interoperability testing organization
A VPN to the office network
Semi directional and Highly directional
29. An independent basic service set (IBSS) consists of how many access points?
0
Walled Garden.
Single radio AP's
Greenfield mode
30. How many non-overlapping channels are available in the unlicensed 2.4GHz ISM band?
3
Fake auth
WPA/WPA2
11
31. Typically a point-to-multipoint link consists of ____ connections
1
802.11i
Beacons - Probe request - Probe response - Association Request - Reassociation Request
Three
32. An Ack is expected for every____ frame transmitted
Trojan/Rogue APs - Arp spoofing - DNS spoofing
Root mode
Unicast
Authentication
33. 5.0 GHz - Ch 36 and up - Non overlapping - 23 total channels
Trojan/Rogue APs
UNII
OFDM
Ad-Hoc
34. What is the term defining the amount of times a cycle of an RF signal will oscillate in one second?
CA - Collision avoidance
Frequency
Roaming
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.
35. The security amendment to the IEEE 802.11 standard requires ____
CCMP
Spoof an address
Repeater
RC4
36. 802.11 uses CSMA/...
CA - Collision avoidance
Access point
Active mode
802.11b HR/DSSS and 802.11 DSSS
37. A ______________ does not always use an omnidirectional antenna
Mesh network
Quality of Service
Management - control - data
Point-to-point link
38. ____ 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'
Monitor
HT fixed mode
Active scanning
Workgroup Bridge mode.
39. The Access point can operate in a variety of modes...
0
Root mode - Bridge mode - Workgroup Bridge mode - Workgroup Bridge mode - Repeater Mode - Mesh Mode - Scanner Mode.
Client
WEP
40. Point to Point links typically use which antenna types?
Fake auth
CA - Collision avoidance
64-bit - 128-bit
Semi directional and Highly directional
41. 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
AES = CCMP required
Indoor and outdoor
PIN
Walled Garden.
42. Beacons allow client devices to ____ for available LANS
Plaintext
802.11b
Passive scan
ARP spoofing
43. Which items are unique to a service set identifier
SSID (service set identifier)
FCC
32 character maximum and is case sensitive
Mesh
44. 802.11w can only be used in networks using_____
Carefully plan a strategy using WEP and VLANs
802.11g
Service sets
WPA/WPA2
45. Wireless LAN devices in an 802.11a peer-to-peer network will connect to which devices?
CCMP
Data rate increases
WPA2 -WEP
Other 802.11a devices
46. Aireplay-ng -1
Residential and Enterprise
Obstacles
Fakeauth
Frequency
47. This is typically the 48-bit MAC address of the access point's radio card.
BSSID (Basic Service Set identifier)
Captive portal
Ad-Hoc
Authentication
48. _____ can support client connections on one radio channel and the DS connection on a non-competing channel.
32
Dual radio APs
Extended Service Set (ESS)
Wireless gateways
49. an 802.11b 2.4GHz channel is how wide in MHz?
Highly directional= Parabolic = 3-15 degrees - Omnidirectional= Rubber duck = 360 degrees - Semidirectional= Panel = 180 degrees
22MHz wide
Secure Layer 3 transmissions over a public network infrastructure
Number of users and software applications in use
50. The card is set to passively monitor all wireless signals at the RF level and is not part of any network nor is it joined to any access point
Trojan/Rogue APs - Arp spoofing - DNS spoofing
AES = CCMP required
Monitor
Authenticate - associate