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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. WI-Fi Protected Setup was designed for which of the following wireless applications?
Reflection
4 channels
Brute force - statistical and dictionary
Small Office/Home Office Organizations (SOHO)
2. _____ are multifunctional devices which are combined with an AP to provide wireless connectivity
Wireless gateways
Access point
Mismatched SSID
Unencrypted
3. Name two absolute measures of RF power
Managed
Watt and mW
Other 802.11a devices
Highly directional= Parabolic = 3-15 degrees - Omnidirectional= Rubber duck = 360 degrees - Semidirectional= Panel = 180 degrees
4. This is the default mode that sets the card as a client that could then connect to an AP
Fakeauth
Semi directional and Highly directional
Arp replay
Managed
5. Layer 2 Tunneling Protocol commonly uses which encryption method?
WPA2
IPSec
802.11i
3
6. What is addressed by the Wi-Fi Multimedia (WMM) certifications?
802.11n
Quality of Service
RC4
Automatically monitor the network for attacks
7. 2.4 GHz - Ch 1-14 - North America Ch =1-11 - Overlapping 1-6-11
Mismatched SSID
25 MHz
ISM
802.11g
8. in the 802.11a amendment - the UNII-3 band can be used for which WLAN applications?
Indoor and outdoor
Access point
Automatically monitor the network for attacks
Encryption
9. WiMAX 802.16 authentication is based on...
X.509 certificates on the subscriber side only.
DB and dBi
IPSec
Mesh
10. This is implemented in networks to minimize the effects of excessive collisions in mixed 802.11b and 802.11g networks
4 channels
Root mode - Bridge mode - Workgroup Bridge mode - Workgroup Bridge mode - Repeater Mode - Mesh Mode - Scanner Mode.
RC4
RTS/CTS
11. if operating with _____ - clients and AP communications all contend for the same half-duplex medium which causes a degradation of overall throughput
12. A ___ is end-user nodes such as desktop -laptop or PDA computers or any device that needs wireless connectivity into the wireless network infrastructure
WEP
CA - Collision avoidance
Client
64-bit - 128-bit
13. What best describes the Wi-Fi alliance?
Authentication
Three
Interoperability testing organization
Dictionary
14. The extra overhead of RTS/CTS will cause a ___________ of maximum throughput on the network.
RC4
Basic Service Set (BSS)
CCMP
Degradation
15. This sets the card to participate in an independent basic service set
Enter a username and password that will be central administered
Access point
Ad-Hoc
WEP
16. This type of authentication is essentially 'Null authentication'
Greenfield mode
Managed
2.4-2.5GHz
Open system
17. Which function does RBAC provide?
Master
Dictionary
Managed - Master - Monitor - Mesh - Ad-hoc - Repeater
Restricts access to authorized users
18. What two devices use RF to communicate
IPSec
Spoof an address
3
Transmitter and receiver
19. What type of wireless network device is PIN-based security most commonly used with
Root mode - Bridge mode - Workgroup Bridge mode - Workgroup Bridge mode - Repeater Mode - Mesh Mode - Scanner Mode.
SOHO brands that support WPS
RC4
Three
20. The radio card can operate in one of up to six possible modes of operation...
Service sets
Active scanning
Managed - Master - Monitor - Mesh - Ad-hoc - Repeater
Root mode
21. The process in which a wireless LAN clients connection moves from one access point to another is called ______
Mesh network
Interference from a neighboring access point RF denial-of-service (Dos) attack
Roaming
UNII
22. A basic service set (BSS) consists of how many access points
Carefully plan a strategy using WEP and VLANs
1
Interoperability testing organization
Data rate increases
23. How many different channels are available for wireless LANs to use in the unlicensed UNII-1 band?
DB and dBi
40 bit
1
4 channels
24. The security amendment to the IEEE 802.11 standard requires ____
CCMP
802.11w
Independent
Three
25. High throughput mode 3
802.11w
Bridge mode
FHSS
HT fixed mode
26. A pre-shared key mode may be vulnerable to a ____ attack
Interoperability testing organization
Trojan/Rogue APs - Arp spoofing - DNS spoofing
Dictionary
11
27. ____ is the wireless amendment that specifies how to conduct seamless handoffs.
Dynamic Rate switching
Unencrypted
Reflection
802.11r
28. Wireless LAN devices in an 802.11a peer-to-peer network will connect to which devices?
Other 802.11a devices
Wavelength
BSSID (Basic Service Set identifier)
Access point
29. 802.11 frames have a maximum 'upper-layer' payload of...
802.11r
SSID (service set identifier)
2304 bytes
Acknowledgement frames
30. What protocol am I? - 2.4GHz Freq - 2 Mbps Data Rate - DSSS/FHSSS
PIN
3
Repeater
802.11
31. A service set identifier (SSID) has a maximum limit of how many characters?
32
Height of an RF signal
Watt and mW
Wi-Fi Alliance
32. 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.
DBi
WPA Enterprise -WEP -MAC filters
Mesh network
FHSS
33. 4 types of Denial of Service attacks
ERP-OFDM - DSSS
Deauth
Dynamic Rate switching
CTS attacks - Deauth attack - Association flood - Jamming
34. Two characteristics of signals are
Amplitude and phase
HT 20 MHz protection mode
Active scanning
Wireless Game adapters and Media Bridges
35. The IEEE 802.1X standard identifies the authenticator as another term for the ___ in wireless networking
Semi directional and Highly directional
Wireless Game adapters and Media Bridges
WPA/WPA2
Access point
36. This is the most common WLAN topology which uses one AP to support clients in a single cell of coverage and has one unique SSID.
Access point
Basic Service Set (BSS)
Independent
Wi-Fi Alliance
37. Bluetooth uses a radio technology called
Fake auth
Trojan/Rogue APs
Mesh network
FHSS
38. Which security feature provides the strongest security for a home-based wireless network?
Beacons - Probe request - Probe response - Association Request - Reassociation Request
Passphrase
Open system and Shared key
Other 802.11a devices
39. Which data encryption.authentication method is identified in the IEEE 802.11 standard
Managed - Master - Monitor - Mesh - Ad-hoc - Repeater
WEP
2304 bytes
Fake auth
40. The Layer 2 frame will be...
Wavelength
Managed
Unencrypted
RC4
41. What type of certification came from 802.11i
Number of users and software applications in use
Active scanning
SSID (service set identifier)
WPA2
42. What kind of Algorithm does WPA2 use?
802.11r
SSID and Channel
AES = CCMP required
Managed
43. What organization is responsible for unlicensed frequency band regulations in the United States?
802.11b
ISM
Number of users and software applications in use
FCC
44. an 802.11b 2.4GHz channel is how wide in MHz?
Addresses wireless Quality of Service
802.11
Passive scan
22MHz wide
45. 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
Mismatched SSID
IPSec
Deauth
SSID and Channel
46. ____ 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'
802.11i
Arp
HT 20 MHz protection mode
Workgroup Bridge mode.
47. 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
Automatically monitor the network for attacks
Roaming
A VPN to the office network
Amplitude and phase
48. 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
Interference from a neighboring access point RF denial-of-service (Dos) attack
Walled Garden.
MAC
SSID and Channel
49. Which two options are for Wi-Fi Protected Access 2 (WPA 2.0)?
Personal mode and Enterprise Mode
Antenna diversity
Know the SSID and enter it manually
802.11
50. This mode provides wireless connectivity between two or more wired networks. It may be configured as Point-to-point or point-to-multipoint. Links and operates as either a root bridge or non-root bridge.
802.11r
32 character maximum and is case sensitive
Bridge mode
Unicast