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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. What protocol am I? - 5.0GHz Freq - 54 Mbps Data rate - OFDM
Other 802.11a devices
802.11w
802.11a
Transmitter and receiver
2. You support a wireless network for an office of five employees. The installation consists of one access point - three notebook computers - and two desktop computers. The access point and computers in the office have wireless adapters that are Wi-Fu W
Repeater
WPA 2.0 personal and WPS
Deauth
RTS/CTS
3. This is the default mode that sets the card as a client that could then connect to an AP
Transmitter and receiver
Addresses wireless Quality of Service
Number of users and software applications in use
Managed
4. 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
802.11i
Mismatched SSID
Managed - Master - Monitor - Mesh - Ad-hoc - Repeater
25 MHz
5. in the 802.11a amendment - the UNII-3 band can be used for which WLAN applications?
Mismatched SSID
One or more
Managed - Master - Monitor - Mesh - Ad-hoc - Repeater
Indoor and outdoor
6. Probe requests are used by clients as part of the ____ process
802.11a
Repeater
Active scanning
Beacons - Probe request - Probe response - Association Request - Reassociation Request
7. 802.11g LAN operates in what frequency range?
Arp
CA - Collision avoidance
2.4-2.5GHz
ERP-OFDM - DSSS
8. In order for a wireless client to become completely part of the basic service set it must first ___ then ___
Indoor and outdoor
Authenticate - associate
Highly directional= Parabolic = 3-15 degrees - Omnidirectional= Rubber duck = 360 degrees - Semidirectional= Panel = 180 degrees
Data rate increases
9. Both ___ and ___ are wireless LAN security methods that support shared key security.
WPA2 -WEP
Watt and mW
MAC
Three
10. This is a topology in which two or more APs are connected by a common distribution system.
Authenticate - associate
Authentication
Extended Service Set (ESS)
Wi-Fi Alliance
11. The 802.11g standard uses which two speed spectrum technologies.
Access point
RC4
ERP-OFDM - DSSS
Small Office/Home Office Organizations (SOHO)
12. ___ are used to describe the basic components and topology of a WLAN
SSID (service set identifier)
14
Managed
Service sets
13. The range of a 2.4GHz signal is mostly dependent on what RF characteristic?
Data rate increases
Wavelength
2.4-2.5GHz
AES = CCMP required
14. A service set identifier (SSID) has a maximum limit of how many characters?
Acknowledgement frames
RC4
32
Active mode
15. 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.
Other 802.11a devices
Access point
Captive portal
One or more
16. What best describes the Wi-Fi alliance?
Interoperability testing organization
Bridge mode
Dictionary
Active scanning
17. Wireless LAN devices in an 802.11a peer-to-peer network will connect to which devices?
Other 802.11a devices
25 MHz
Automatically monitor the network for attacks
Root mode - Bridge mode - Workgroup Bridge mode - Workgroup Bridge mode - Repeater Mode - Mesh Mode - Scanner Mode.
18. Which data encryption.authentication method is identified in the IEEE 802.11 standard
ERP-OFDM - DSSS
802.11b HR/DSSS and 802.11 DSSS
WEP
Single radio AP's
19. 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
ERP protection
Mesh
PIN
Dual radio APs
20. if operating with _____ - clients and AP communications all contend for the same half-duplex medium which causes a degradation of overall throughput
21. What protocol am I? - 2.4 GHz Freq - 11 Mbps Data Rate - DSSS
32
802.11b
RTS/CTS
A VPN to the office network
22. Two authentication types defined in the 802.11 standard
Fake auth
7
Open system and Shared key
UNII
23. What type of certification came from 802.11i
Roaming
LTE
WPA2
Degradation
24. Bluetooth uses a radio technology called
Service sets
Brute force - statistical and dictionary
Wi-Fi Alliance
FHSS
25. What type of wireless network device is PIN-based security most commonly used with
Transmitter and receiver
Automatically monitor the network for attacks
7
SOHO brands that support WPS
26. WHich security solution is mandatory for client devices in order to be considered Wi-Fi Protected setup certified?
Indoor and outdoor
PIN
Encryption
A VPN to the office network
27. The security amendment to the IEEE 802.11 standard requires ____
32
802.11a
Walled Garden.
CCMP
28. The remote authentication dial in user service (RADIUS) service requires users on a wireless network to perform what function?
6 -12 - and 24 Mbps
Enter a username and password that will be central administered
Repeater
Highly directional= Parabolic = 3-15 degrees - Omnidirectional= Rubber duck = 360 degrees - Semidirectional= Panel = 180 degrees
29. According to the IEEE 802.11 standard - an extended service set (ESS) consists of how many interconnected basic service sets?
Unicast
WPA 2.0 personal and WPS
AP radio
One or more
30. The radio card can operate in one of up to six possible modes of operation...
Know the SSID and enter it manually
Dynamic Rate switching
Open system
Managed - Master - Monitor - Mesh - Ad-hoc - Repeater
31. WPA was developed as an interim solution for which amendment to the 802.11 standards?
1
Mismatched SSID
802.11i
32 character maximum and is case sensitive
32. A brute force attack is limited to breaking___ WEP keys
Monitor
Encryption
Basic Service Set (BSS)
40 bit
33. ____ is also known as the Protected management frame standard
Residential and Enterprise
Beacons - Probe request - Probe response - Association Request - Reassociation Request
802.11w
Station (STA)
34. Aireplay-ng -1
AES = CCMP required
Plaintext
Fakeauth
WPA2
35. A station can act as a routing node in a wireless mesh network
Root mode - Bridge mode - Workgroup Bridge mode - Workgroup Bridge mode - Repeater Mode - Mesh Mode - Scanner Mode.
DBi
Unicast
Mesh
36. What is addressed by the Wi-Fi Multimedia (WMM) certifications?
14
22MHz wide
Quality of Service
Mismatched SSID
37. 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?
802.11
Number of users and software applications in use
RC4
Dynamic Rate switching
38. High throughput mode 2
802.11n
HT 20 MHz protection mode
Walled Garden.
Spoof an address
39. A ___ is end-user nodes such as desktop -laptop or PDA computers or any device that needs wireless connectivity into the wireless network infrastructure
UNII
6 -12 - and 24 Mbps
Client
0
40. High Throughput mode 1
Personal mode and Enterprise Mode
Active scanning
HT Non member protection mode
Monitor
41. The association process happens after which phase?
Authentication
Walled Garden.
Wi-Fi Alliance
Refraction
42. Which security methods do 802.11g access points support?
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.
1 - 5.5 and 11 Mbps
WPA Enterprise -WEP -MAC filters
Unencrypted
43. When a wireless LAN device listens for beacon frames - it is participating in which phase?
Wavelength
Authenticate - associate
Passve Scanning
FCC
44. The open system authentication process uses how many frames?
Monitor
SOHO brands that support WPS
Two
Basic Service Set (BSS)
45. ___ is the latest standard in the mobile network technology tree that produced the GSM/EDGE and UMTS/HSPA network technologies
UNII
LTE
Station (STA)
22MHz wide
46. Give two examples of WGB devices.
4 channels
Station (STA)
Active mode
Wireless Game adapters and Media Bridges
47. In repeater mode - the repeater device connects to a normal '___ mode'
Management - control - data
Root mode
HT Non member protection mode
X.509 certificates on the subscriber side only.
48. Which if the following organizations is responsible for standards compliance?
Wi-Fi Alliance
Degradation
Monitor
Frequency
49. This type of MITM attacks mimics the SSID to lure clients in to associating with the attackers device
Watt and mW
802.11i
Access point
Trojan/Rogue APs
50. WiMAX 802.16 authentication is based on...
X.509 certificates on the subscriber side only.
802.11a
OFDM
IPSec