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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. ____ 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
Wireless Game adapters and Media Bridges
RTS/CTS
Small Office/Home Office Organizations (SOHO)
2. What protocol am I? - 2.5/5 GHz Data rate - 248 Mbps - OFDM/MIMO
Plaintext
802.11n
802.11r
Reflection
3. ___ is the latest standard in the mobile network technology tree that produced the GSM/EDGE and UMTS/HSPA network technologies
CTS attacks - Deauth attack - Association flood - Jamming
Client
LTE
Arp
4. Layer 2 Tunneling Protocol commonly uses which encryption method?
IPSec
Indoor and outdoor
DBi
7
5. Bluetooth uses a radio technology called
HT Non member protection mode
IPSec
FHSS
SSID and Channel
6. Name 3 channels considered non overlapping in the 2.4GHZ band
HT Non member protection mode
Watt and mW
1 -6 -11
Dynamic Rate switching
7. Which if the following organizations is responsible for standards compliance?
ERP-OFDM - DSSS
Diffraction
32 character maximum and is case sensitive
Wi-Fi Alliance
8. High Throughput mode 1
HT Non member protection mode
Dynamic Rate switching
Trojan/Rogue APs - Arp spoofing - DNS spoofing
Secure Layer 3 transmissions over a public network infrastructure
9. As a device moves away from an access point - what is true regarding dynamic rate switching?
Plaintext
Data rate increases
WPA Enterprise -WEP -MAC filters
IPSec
10. How many different channels are available for wireless LANs to use in the unlicensed UNII-1 band?
Single radio AP's
Reflection
4 channels
Authenticate - associate
11. ____ is also known as the Protected management frame standard
1
802.11w
Security
Management - control - data
12. Hiding the service set identifier of a wireless LAN will require a user to ____ in order to gain access to the wireless network
Other 802.11a devices
Know the SSID and enter it manually
Bridge mode
Greenfield mode
13. 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.
Bridge mode
Passve Scanning
PIN
802.11b
14. WPA was developed as an interim solution for which amendment to the 802.11 standards?
Frequency
802.11i
RC4
Client
15. What protocol am I? - 2.4 GHz freq - 54 Mbps Data Rate - OFDM W/ DSSS backup
Diffraction
802.11g
802.11w
ARP spoofing
16. The process in which a wireless LAN clients connection moves from one access point to another is called ______
DBi
Roaming
TKIP - optional RC4
Data rate increases
17. Two authentication types defined in the 802.11 standard
Open system and Shared key
Access point
OFDM
Three
18. 802.11 frames have a maximum 'upper-layer' payload of...
Brute force - statistical and dictionary
Watt and mW
7
2304 bytes
19. Point to Point links typically use which antenna types?
Unicast
Management
Semi directional and Highly directional
11
20. What algorithm does WEP use
RC4
A VPN to the office network
802.11
802.11n
21. A pre-shared key mode may be vulnerable to a ____ attack
Dictionary
1 -6 -11
Deauth
Encryption
22. What type of certification came from 802.11i
WPA2
ISM
Amplitude and phase
Beacons - Probe request - Probe response - Association Request - Reassociation Request
23. Three types of MITM attacks
Captive portal
Trojan/Rogue APs - Arp spoofing - DNS spoofing
Mesh
Repeater
24. Two characteristics of signals are
Repeater
Point-to-point link
802.11r
Amplitude and phase
25. An independent basic service set (IBSS) consists of how many access points?
0
HT Non member protection mode
Greenfield mode
64-bit - 128-bit
26. 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
Arp replay
WPA/WPA2
IPSec
27. Aireplay-ng -3
Passve Scanning
Beacons - Probe request - Probe response - Association Request - Reassociation Request
Know the SSID and enter it manually
Arp
28. The range of a 2.4GHz signal is mostly dependent on what RF characteristic?
Interference from a neighboring access point RF denial-of-service (Dos) attack
ERP-OFDM - DSSS
Wavelength
1 - 5.5 and 11 Mbps
29. Which process is a VPN solution intended to provide for users connection to a network
HT 20 MHz protection mode
Secure Layer 3 transmissions over a public network infrastructure
Beacons - Probe request - Probe response - Association Request - Reassociation Request
Frequency
30. ____ is the wireless amendment that specifies how to conduct seamless handoffs.
32 character maximum and is case sensitive
6 -12 - and 24 Mbps
802.11r
CTS attacks - Deauth attack - Association flood - Jamming
31. Beacons allow client devices to ____ for available LANS
7
PIN
Obstacles
Passive scan
32. The remote authentication dial in user service (RADIUS) service requires users on a wireless network to perform what function?
Spoof an address
AES = CCMP required
Enter a username and password that will be central administered
Deauth
33. 4 types of Denial of Service attacks
CTS attacks - Deauth attack - Association flood - Jamming
Service sets
OFDM
Walled Garden.
34. A ___ is end-user nodes such as desktop -laptop or PDA computers or any device that needs wireless connectivity into the wireless network infrastructure
Restricts access to authorized users
Client
Three
Semi directional and Highly directional
35. ___ are used to describe the basic components and topology of a WLAN
Highly directional= Parabolic = 3-15 degrees - Omnidirectional= Rubber duck = 360 degrees - Semidirectional= Panel = 180 degrees
Security
Mismatched SSID
Service sets
36. Which data encryption.authentication method is identified in the IEEE 802.11 standard
One or more
RTS/CTS
UNII
WEP
37. When a wireless LAN device listens for beacon frames - it is participating in which phase?
Other 802.11a devices
Roaming
Passve Scanning
Know the SSID and enter it manually
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
Active mode
25 MHz
Passphrase
AP radio
39. 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
Independent
MAC
ERP protection
RC4
40. What type of algorithm does WPA use
Acknowledgement frames
SSID and Channel
TKIP - optional RC4
LTE
41. When an IEEE 802.11g wireless LAN consists only of wireless client stations - the network is operating as what type of basic service set?
DB and dBi
Antenna diversity
Independent
Client
42. How many channels are available for wireless LAN use in the unlicensed middles UNII 2e band?
FHSS
RC4
11
Plaintext
43. 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
Authenticate - associate
Point-to-point link
Active mode
Addresses wireless Quality of Service
44. 802.11a uses which spread spectrum technology?
MAC
OFDM
802.11a
Service sets
45. This type of MITM attack involves sending fake or spoofed ARP responses on a LAN to the victim and or gateway
Semi directional and Highly directional
Monitor
ARP spoofing
Height of an RF signal
46. When an RF signal bounces off a smooth non absorptive surface - the behavior is
HT fixed mode
Reflection
Semi directional and Highly directional
Diffraction
47. This is the default mode that sets the card as a client that could then connect to an AP
Two
64-bit - 128-bit
Managed
RC4
48. 802.11b is capable of which data rates?
1 - 5.5 and 11 Mbps
Encryption
Frequency
Basic Service Set (BSS)
49. The main component of an 802.11 wireless network is the radio card (NIC) - which is referred to by the 802.11 standards as a...
14
DBi
Station (STA)
Root mode - Bridge mode - Workgroup Bridge mode - Workgroup Bridge mode - Repeater Mode - Mesh Mode - Scanner Mode.
50. When RF passes or bends around an obstacle such as a building or column - the behavior is
Diffraction
6 -12 - and 24 Mbps
Fake auth
Reflection