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Test your basic knowledge |
Wired And Wireless Networks
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. Port based network access control (PNAC)
IEEE 802.1X
Straight Through Cable
Wireless LAN (WLAN)
Wired Equivalent Privacy (WEP)
2. 568B = Orange - 568A = Green - BOGB = Blue
Near End Crosstalk (NEXT)
Pin #2
IEEE 802.11
Wireless Bridge
3. 128-bit encryption level
Category 3 Cable Type
Ad-hoc/P2P Mode
Temporal Key Integrity Protocol (TKIP)
Near End Crosstalk (NEXT)
4. The signal degrades to such a point that it cannot be interpreted by the destination host.
Near End Crosstalk (NEXT)
Attenuation
802.11a
Plenum-rated
5. This means that wireless devices can have more antennas - up to four maximum.
54 Mbps
Infrastructure Mode
Multiple-Input Multiple Output (MIMO)
Port Based Network Access Control (PNAC)
6. Regular twisted-pair cabling
Fiber Optic Cable
Unshielded Twisted Pair (UTP)
Wireless Bridge
Plenum-rated
7. In order to ensure compatibility - the WAP and other wireless devices must all use the same __________.
UTP
Multiple-Input Multiple Output (MIMO)
BOGB Colors
IEEE 802.11
8. 64-bit encryption level
Wired Equivalent Privacy (WEP)
Faraday Cage
802.11n
Wireless Bridge
9. These cables have Teflon coating that makes them more impervious to fire.
BOGB Colors
Infrastructure Mode
54 Mbps
Plenum-rated
10. When utilizing infrastructure mode - the base unit (normally a WAP) will be configured with a _____________. This then becomes the name of the wireless network - and it is broadcast over the airwaves.
Radio Frequency Interference (RFI)
Near End Crosstalk (NEXT)
Port Based Network Access Control (PNAC)
Service Set Identifier (SSID)
11. Used to connect like devices to each other - for example - a computer to another computer - or a switch to another switch.
Service Set Identifier (SSID)
Crossover Cable
Frame Aggregation
Fiber Optic Cable
12. A cable with an optical fiber that is meant to carry a single ray of light-one ray of light - one mode. This type of cable is normally used for longer distance runs - generally 10 km and up to 80 km.
Single-mode (SM)
Crosstalk
100Base-FX
BOGB Colors
13. The standard BOGB cable.
568B
802.1x
Wired Equivalent Privacy (WEP)
Temporal Key Integrity Protocol (TKIP)
14. Medium dependent interface.
Near End Crosstalk (NEXT)
802.11n
MDI Port
Pin #8
15. You need to connect a twisted-pair cable to the back of a patch panel. What tool should you use?
Punch-Down Tool
MDI-X
MDI Port
Crossover Cable
16. 568B = White/brown - 568A = White/brown - BOGB = White/brown
Pin #7
Pin #2
11 Mbps
Infrastructure Mode
17. Occurs when all of the clients communicate directly with each other. There is no base or wireless access point.
Temporal Key Integrity Protocol (TKIP)
Faraday Cage
Plenum-Rated
Ad-hoc/P2P Mode
18. Transmits light (photons) instead of electricity - and this light is transmitted over glass or plastic.
Wireless Repeater
Fiber Optic Cable
Category 5 Cable Type
Pin #8
19. 100 Mbps and Gigabit networks and is usually rated at 350 MHz - but actual speed varies depending on several different networking factors.
Wi-Fi Protected Access (WPA2)
Category 5e Cable Type
802.11a
WPA2
20. What is the maximum speed supported by 802.11g?
54 Mbps
Wireless Bridge
Category 5
Pin #7
21. Medium dependent interface crossover
MDI-X
Wi-Fi Protected Access (WPA2)
UTP
Category 5 Cable Type
22. Which of the following is not a characteristic of 802.11n?
Data Emanation
Radio Frequency Interference (RFI) Protection
IEEE 802.11
Infrastructure Mode
23. Instead of using crossover cables to connect computers to central connecting devices such as switches - these central connecting devices are equipped with _______ ports - which take care of the cross.
MDI-X
Plenum-rated
Unshielded Twisted Pair (UTP)
Category 5
24. For organizations - using - authentication for wireless networks is recommended.
802.1x
Punch-Down Tool
Faraday Cage
Pin #5
25. This is the electromagnetic (EM) field that is generated by a network cable or network device - which can be manipulated to eavesdrop on conversations or to steal data.
Service Set Identifier (SSID)
Pin #3
Punch-Down Tool
Data Emanation
26. What is used to identify a wireless network?
802.11n
Pin #1
Service Set Identifier (SSID)
Attenuation
27. 568B = White/green - 568A = White/orange - BOGB = White/orange
Fiber
Category 5
Pin #3
Category 5 Cable Type
28. 10 Mbps
Multiple-Input Multiple Output (MIMO)
Category 3 Cable Type
Pin #6
Category 5e Cable Type
29. You could also use electromagnetic shielding on devices that might be emanating an electromagnetic field. This could be done on a small scale by shielding the single device - or on a larger scale by shielding an entire room - perhaps a server room. T
Fiber
Faraday Cage
802.11g
568A
30. What is the minimum category of twisted-pair cable you need to support 100 Mbps?
Radio Frequency Interference (RFI) Protection
100Base-FX
Category 5
802.11g
31. Occurs when there is similar interference - measured at the cable end farthest from the transmitter.
MDI-X
Wi-Fi Protected Access (WPA2)
Far End Crosstalk (FEXT)
Radio Frequency Interference (RFI)
32. 11 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
Pin #2
802.11b
Service Set Identifier (SSID)
MDI Port
33. Anything that disrupts or modifies a signal that is traveling along a wire.
Crosstalk
Punch-Down Tool
Crossover Cable
Interference
34. 256-bit encryption level
Wi-Fi Protected Access (WPA2)
Plenum-rated
Pin #7
Frame Aggregation
35. This is interference that can come from AM/FM transmissions and cell phone towers.
Category 5e Cable Type
Interference
Radio Frequency Interference (RFI)
Port Based Network Access Control (PNAC)
36. What do you call it when electrical signals jump to another set of wires?
Wireless Bridge
Crosstalk
Electromagnetic Interference (EMI)
Wired Equivalent Privacy (WEP)
37. 568B = White/blue - 568A = White/blue - BOGB = White/green
Pin #5
802.11g
Single-mode (SM)
802.11n
38. Used to extend the coverage of a wireless network.
Pin #3
Radio Frequency Interference (RFI)
Wireless Repeater
IEEE 802.1X
39. 54 Mbps (Data Transfer Rate) and 5 GHz Frequency
802.11a
Wireless Network Adapters
UTP
Port Based Network Access Control (PNAC)
40. Provides strong authentication to devices that need to connect to the WLAN; it can also be used for regular wired LANs.
Port Based Network Access Control (PNAC)
IEEE 802.11
Wireless LAN (WLAN)
Continuity Tester
41. 600 Mbps (Data Transfer Rate) and 5 GHz and/or 2.4 GHz Frequency
568B
802.11n
MDI-X
Continuity Tester
42. 54 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
Advanced Encryption Standard (AES)
802.1x
Category 5e Cable Type
802.11g
43. 568B = White/orange - 568A = White/green - BOGB = White/blue
Wireless Bridge
Category 5e Cable Type
Radio Frequency Interference (RFI)
Pin #1
44. This is a disturbance that can affect electrical circuits - devices - and cables due to electromagnetic conduction and possibly radiation.
Interference
Radio Frequency Interference (RFI)
Crosstalk
Electromagnetic Interference (EMI)
45. Tests all of the pins of a connection one by one.
TIA/EIA
Fiber
54 Mbps
Continuity Tester
46. Telecommunications Industry Association/Electronics Industries Alliance
UTP
Continuity Tester
Wireless Bridge
TIA/EIA
47. When you pick up your wireless phone - your computer drops network connectivity. What could be the cause of the problem?
Electromagnetic Interference (EMI)
Shielded Twisted Pair (STP) Cables
Radio Frequency Interference (RFI)
Crosstalk
48. The older standard BOGB cable.
UTP
568A
Wireless Repeater
Wireless Network Adapters
49. Have an aluminum shield inside the plastic jacket that surrounds the pairs of wires.
Shielded Twisted Pair (STP) Cables
Wireless Bridge
Service Set Identifier (SSID)
Category 6 Cable Type
50. The sending of two or more frames of data in a single transmission.
MDI Port
Service Set Identifier (SSID)
Frame Aggregation
Twisted Pair Cables
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