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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. This is a disturbance that can affect electrical circuits - devices - and cables due to electromagnetic conduction and possibly radiation.
Frame Aggregation
802.11a
Electromagnetic Interference (EMI)
Plenum-Rated
2. 568B = White/green - 568A = White/orange - BOGB = White/orange
IEEE 802.11
Continuity Tester
Pin #3
Data Emanation
3. The standard BOGB cable.
Crosstalk
Fiber
Temporal Key Integrity Protocol (TKIP)
568B
4. When the signal that is transmitted on one copper wire or pair of wires creates an undesired effect on another wire or pair of wires.
Temporal Key Integrity Protocol (TKIP)
Crossover Cable
802.1x
Crosstalk
5. Used to connect like devices to each other - for example - a computer to another computer - or a switch to another switch.
Crossover Cable
Plenum-Rated
Wired Equivalent Privacy (WEP)
IEEE 802.11
6. 64-bit encryption level
Wired Equivalent Privacy (WEP)
Pin #7
Multi-mode (MM)
Wi-Fi Protected Access (WPA2)
7. This is interference that can come from AM/FM transmissions and cell phone towers.
11 Mbps
Radio Frequency Interference (RFI)
Crosstalk
Category 5 Cable Type
8. 128-bit encryption level
Temporal Key Integrity Protocol (TKIP)
802.11n
Advanced Encryption Standard (AES)
Punch-Down Tool
9. Occurs when there is similar interference - measured at the cable end farthest from the transmitter.
Near End Crosstalk (NEXT)
Attenuation
Advanced Encryption Standard (AES)
Far End Crosstalk (FEXT)
10. What type of cable should be used as part of a fire code for a building?
Plenum-Rated
Infrastructure Mode
Advanced Encryption Standard (AES)
Pin #2
11. You are setting up a network within a warehouse using Category 6 UTP. however - parts of the network are down because of the heavy machinery used. What cable type should you use?
Advanced Encryption Standard (AES)
Data Emanation
568B
Fiber
12. The most common type of patch cable - and it is the type that you would use to connect a computer to a central connecting device like a switch. The wires on each end of the cable are oriented in the same way.
Straight Through Cable
Wi-Fi Protected Access (WPA2)
Crosstalk
IEEE 802.1X
13. 568B = Blue - 568A = Blue - BOGB = Orange
Pin #4
Electromagnetic Interference (EMI)
Multi-mode (MM)
Radio Frequency Interference (RFI)
14. 10 Mbps
Radio Frequency Interference (RFI)
568A
Category 3 Cable Type
54 Mbps
15. The signal degrades to such a point that it cannot be interpreted by the destination host.
Continuity Tester
Attenuation
Straight Through Cable
Category 5e Cable Type
16. For organizations - using - authentication for wireless networks is recommended.
Category 5e Cable Type
Category 6 Cable Type
Straight Through Cable
802.1x
17. Port based network access control (PNAC)
Wi-Fi Protected Access (WPA2)
802.1x
Pin #7
IEEE 802.1X
18. Allow for connectivity between a desktop computer or laptop and the wireless access pint.
Plenum-Rated
Wireless Network Adapters
100Base-FX
Service Set Identifier (SSID)
19. A cable with a larger fiber core - capable of carrying multiple rays of light. This type of cable is used for shorter distance runs - up to 600 meters.
Multi-mode (MM)
802.1x
MDI Port
Category 5e Cable Type
20. What is the maximum speed supported by 802.11g?
Unshielded Twisted Pair (UTP)
802.11n
Wi-Fi Protected Access (WPA2)
54 Mbps
21. What is used to identify a wireless network?
Pin #7
IEEE 802.1X
Wi-Fi Protected Access (WPA2)
Service Set Identifier (SSID)
22. 100 Mbps
Category 5 Cable Type
Plenum-rated
Electromagnetic Interference (EMI)
Category 5
23. 256-bit encryption level
Wi-Fi Protected Access (WPA2)
Fiber Optic Cable
568A
568B
24. This means that wireless devices can have more antennas - up to four maximum.
Category 5
Infrastructure Mode
Multiple-Input Multiple Output (MIMO)
Multi-mode (MM)
25. When you pick up your wireless phone - your computer drops network connectivity. What could be the cause of the problem?
Category 5 Cable Type
UTP
Electromagnetic Interference (EMI)
Radio Frequency Interference (RFI)
26. Has eight wires; they are copper conductors that transmit electric signals. These eight wires are grouped into four pairs: blue - orange - green - and brown.
UTP
Category 6 Cable Type
Near End Crosstalk (NEXT)
Twisted Pair Cables
27. 600 Mbps (Data Transfer Rate) and 5 GHz and/or 2.4 GHz Frequency
Category 5 Cable Type
Advanced Encryption Standard (AES)
802.11n
100Base-FX
28. Similar to a wireless repeater - but the bridge can connect different 802.11 standards together; this is know as bridge mode.
Service Set Identifier (SSID)
TIA/EIA
Wireless LAN (WLAN)
Wireless Bridge
29. The sending of two or more frames of data in a single transmission.
Port Based Network Access Control (PNAC)
Continuity Tester
Frame Aggregation
Category 3 Cable Type
30. Used to extend the coverage of a wireless network.
Wireless Repeater
Plenum-rated
Category 5 Cable Type
Crossover Cable
31. Telecommunications Industry Association/Electronics Industries Alliance
Pin #2
TIA/EIA
Crosstalk
Temporal Key Integrity Protocol (TKIP)
32. What is the most secure encryption used in wireless networks?
Category 5
BOGB Colors
WPA2
Continuity Tester
33. Occurs when all of the clients communicate directly with each other. There is no base or wireless access point.
11 Mbps
IEEE 802.1X
Plenum-rated
Ad-hoc/P2P Mode
34. Blue - orange - green and brown.
Radio Frequency Interference (RFI)
BOGB Colors
11 Mbps
Service Set Identifier (SSID)
35. These cables have Teflon coating that makes them more impervious to fire.
Plenum-rated
Pin #2
Wireless Bridge
Multi-mode (MM)
36. 568B = White/brown - 568A = White/brown - BOGB = White/brown
Data Emanation
Pin #7
Pin #4
Unshielded Twisted Pair (UTP)
37. What is the maximum speed supported by 802.11b?
Unshielded Twisted Pair (UTP)
11 Mbps
Plenum-Rated
Radio Frequency Interference (RFI)
38. Medium dependent interface crossover
Infrastructure Mode
Straight Through Cable
Electromagnetic Interference (EMI)
MDI-X
39. 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.
Crossover Cable
Fiber Optic Cable
802.11b
Single-mode (SM)
40. 568B = Brown - 568A = Brown - BOGB = Brown
Twisted Pair Cables
Pin #8
Pin #4
54 Mbps
41. A network composed of at least one WAP and at least one computer or handheld device that can connect to the WAP.
Wireless LAN (WLAN)
54 Mbps
Wireless Repeater
Shielded Twisted Pair (STP) Cables
42. Tests all of the pins of a connection one by one.
Pin #4
Twisted Pair Cables
Category 3 Cable Type
Continuity Tester
43. 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
802.11n
Category 6 Cable Type
Faraday Cage
Service Set Identifier (SSID)
44. 54 Mbps (Data Transfer Rate) and 5 GHz Frequency
802.11a
802.11b
Radio Frequency Interference (RFI)
BOGB Colors
45. Regular twisted-pair cabling
Unshielded Twisted Pair (UTP)
Category 3 Cable Type
100Base-FX
Wi-Fi Protected Access (WPA2)
46. 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.
Interference
Category 5e Cable Type
Data Emanation
IEEE 802.1X
47. You need to connect a twisted-pair cable to the back of a patch panel. What tool should you use?
Punch-Down Tool
Category 6 Cable Type
Attenuation
Category 3 Cable Type
48. Multi-mode fiber (The Medium) - Half duplex: 400 meters; full duplex: 2 km - Single-mode fiber (The Medium) - Full duplex: 10km
100Base-FX
802.11b
Wireless Network Adapters
Shielded Twisted Pair (STP) Cables
49. 568B = White/blue - 568A = White/blue - BOGB = White/green
11 Mbps
Electromagnetic Interference (EMI)
Pin #5
Service Set Identifier (SSID)
50. If you are making a crossover cable and one end is 568A - what should the other end be?
Pin #5
Near End Crosstalk (NEXT)
Category 5 Cable Type
568B