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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. The 802.11g standard uses which two speed spectrum technologies.
FCC
FHSS
ERP-OFDM - DSSS
Highly directional= Parabolic = 3-15 degrees - Omnidirectional= Rubber duck = 360 degrees - Semidirectional= Panel = 180 degrees
2. ____ is the wireless amendment that specifies how to conduct seamless handoffs.
802.11g
Wavelength
Fake auth
802.11r
3. 2.4 GHz - Ch 1-14 - North America Ch =1-11 - Overlapping 1-6-11
LTE
WEP
ISM
Mesh network
4. A basic service set (BSS) consists of how many access points
WPA2 -WEP
Know the SSID and enter it manually
40 bit
1
5. Which two options are for Wi-Fi Protected Access 2 (WPA 2.0)?
Personal mode and Enterprise Mode
BSSID (Basic Service Set identifier)
Service sets
ISM
6. a ___ filter is used to allow or deny wireless barcode scanners access to an 802.11b/g network.
MAC
25 MHz
Trojan/Rogue APs - Arp spoofing - DNS spoofing
HT Non member protection mode
7. The remote authentication dial in user service (RADIUS) service requires users on a wireless network to perform what function?
Secure Layer 3 transmissions over a public network infrastructure
WPA2
Enter a username and password that will be central administered
FCC
8. What protocol am I? - 2.5/5 GHz Data rate - 248 Mbps - OFDM/MIMO
Roaming
Access point
Diffraction
802.11n
9. What type of algorithm does WPA use
Dual radio APs
DBi
Encryption
TKIP - optional RC4
10. This is a topology in which two or more APs are connected by a common distribution system.
Repeater
Extended Service Set (ESS)
Know the SSID and enter it manually
802.11b
11. This type of attack is used to stimulate large amounts of traffic on the network for statistical attacks on WEP
Highly directional= Parabolic = 3-15 degrees - Omnidirectional= Rubber duck = 360 degrees - Semidirectional= Panel = 180 degrees
DB and dBi
Arp replay
802.11i
12. This sets the card to participate in an independent basic service set
Enter a username and password that will be central administered
Management - control - data
WPA 2.0 personal and WPS
Ad-Hoc
13. 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.
Interoperability testing organization
Basic Service Set (BSS)
Active scanning
HT 20 MHz protection mode
14. Hiding the service set identifier of a wireless LAN will require a user to ____ in order to gain access to the wireless network
Secure Layer 3 transmissions over a public network infrastructure
Know the SSID and enter it manually
Trojan/Rogue APs - Arp spoofing - DNS spoofing
Two
15. What type of wireless network device is PIN-based security most commonly used with
802.11w
Extended Service Set (ESS)
SOHO brands that support WPS
ERP protection
16. The range of a 2.4GHz signal is mostly dependent on what RF characteristic?
Mesh network
WPA2
Wireless gateways
Wavelength
17. Two authentication types defined in the 802.11 standard
Fakeauth
2.4-2.5GHz
Open system and Shared key
WPA Enterprise -WEP -MAC filters
18. This is typically the 48-bit MAC address of the access point's radio card.
BSSID (Basic Service Set identifier)
DB and dBi
1 -6 -11
One or more
19. Management frames are sent in....
Frequency
4 channels
802.11w
Plaintext
20. Which function does RBAC provide?
X.509 certificates on the subscriber side only.
HT 20 MHz protection mode
Quality of Service
Restricts access to authorized users
21. Maximum length of data (Frame body) is 2304 when ____ is not in use
DBi
Encryption
Fake auth
Monitor
22. The Access point can operate in a variety of modes...
Mesh
Ad-Hoc
Root mode - Bridge mode - Workgroup Bridge mode - Workgroup Bridge mode - Repeater Mode - Mesh Mode - Scanner Mode.
Access point
23. Which security feature provides the strongest security for a home-based wireless network?
Passphrase
Carefully plan a strategy using WEP and VLANs
CCMP
ARP spoofing
24. A service set identifier (SSID) has a maximum limit of how many characters?
32
Beacons - Probe request - Probe response - Association Request - Reassociation Request
Fakeauth
802.11b HR/DSSS and 802.11 DSSS
25. This is the default mode that sets the card as a client that could then connect to an AP
Managed
Dual radio APs
Secure Layer 3 transmissions over a public network infrastructure
Height of an RF signal
26. These are user configurable and present in only five 802.11 frame types...
1
Beacons - Probe request - Probe response - Association Request - Reassociation Request
FHSS
Quality of Service
27. ____ is one way to reduce the effects of multipath. Is is a technology used in wireless LANs where a station will utilize two antennas combined with one radio to decrease the effects of multipath
Antenna diversity
Mesh network
Access point
25 MHz
28. 3 types of frames
Other 802.11a devices
Management - control - data
SSID and Channel
Captive portal
29. The association process happens after which phase?
Wireless Game adapters and Media Bridges
Authentication
2.4-2.5GHz
Service sets
30. Aireplay-ng -0
Know the SSID and enter it manually
Deauth
PIN
22MHz wide
31. 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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on line
183
32. 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
Quality of Service
LTE
Active mode
Basic Service Set (BSS)
33. 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.
MAC
Mesh network
Greenfield mode
PIN
34. What two devices use RF to communicate
Passve Scanning
Transmitter and receiver
Authenticate - associate
Greenfield mode
35. In repeater mode - the repeater device connects to a normal '___ mode'
PIN
802.11r
Unicast
Root mode
36. Name 3 channels considered non overlapping in the 2.4GHZ band
Secure Layer 3 transmissions over a public network infrastructure
1 -6 -11
802.11i
Acknowledgement frames
37. What algorithm does WEP use
3
RC4
1 - 5.5 and 11 Mbps
Encryption
38. in the 2.4GHz range - what distance between the center frequencies is required for two channels to be considered non-overlapping for HR/DSSS
Root mode - Bridge mode - Workgroup Bridge mode - Workgroup Bridge mode - Repeater Mode - Mesh Mode - Scanner Mode.
Encryption
25 MHz
WPA2 -WEP
39. The ___ acts as a hub for the WLAN; wireless frame pass through this device
Access point
Workgroup Bridge mode.
Interoperability testing organization
Service sets
40. _____ can support client connections on one radio channel and the DS connection on a non-competing channel.
Trojan/Rogue APs - Arp spoofing - DNS spoofing
Bridge mode
One or more
Dual radio APs
41. Bridge mode will not allow client associations and is ______ only
WPA Enterprise -WEP -MAC filters
DBi
DB and dBi
AP to AP
42. Both ___ and ___ are wireless LAN security methods that support shared key security.
Management
WPA2 -WEP
DBi
DB and dBi
43. ___ mode provides a wireless 'upstream' connection for wireless clients - and is also known as a 'range extender'.
Number of users and software applications in use
802.11r
Repeater
2.4-2.5GHz
44. an 802.11b 2.4GHz channel is how wide in MHz?
WPA2 -WEP
AES = CCMP required
22MHz wide
Beacons - Probe request - Probe response - Association Request - Reassociation Request
45. When RF passes or bends around an obstacle such as a building or column - the behavior is
Captive portal
Diffraction
Residential and Enterprise
WEP
46. A newly configured wireless intrusion prevention system will___
Automatically monitor the network for attacks
Spoof an address
A VPN to the office network
RTS/CTS
47. 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.
25 MHz
Arp
Captive portal
7
48. A station can act as a routing node in a wireless mesh network
Mesh
Point-to-point link
Walled Garden.
Highly directional= Parabolic = 3-15 degrees - Omnidirectional= Rubber duck = 360 degrees - Semidirectional= Panel = 180 degrees
49. 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
SSID (service set identifier)
Monitor
Management
Know the SSID and enter it manually
50. You are a wireless network administrator monitoring the reports for a recently installed wireless intrusion prevention system. You receive an alert notifying you of high levels of RF detected from an access point operating as a sensor and currently s
Managed - Master - Monitor - Mesh - Ad-hoc - Repeater
Interference from a neighboring access point RF denial-of-service (Dos) attack
Residential and Enterprise
Acknowledgement frames