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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. The sending of two or more frames of data in a single transmission.
802.11a
Plenum-rated
Punch-Down Tool
Frame Aggregation
2. 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.
Crossover Cable
IEEE 802.1X
Multi-mode (MM)
Plenum-rated
3. Medium dependent interface.
MDI Port
Single-mode (SM)
Radio Frequency Interference (RFI)
Category 6 Cable Type
4. This means that wireless devices can have more antennas - up to four maximum.
Wireless LAN (WLAN)
Multiple-Input Multiple Output (MIMO)
802.11b
Punch-Down Tool
5. Has eight wires; they are copper conductors that transmit electric signals. These eight wires are grouped into four pairs: blue - orange - green - and brown.
Pin #7
Attenuation
Plenum-rated
Twisted Pair Cables
6. When you pick up your wireless phone - your computer drops network connectivity. What could be the cause of the problem?
Crossover Cable
Single-mode (SM)
Radio Frequency Interference (RFI)
Faraday Cage
7. Anything that disrupts or modifies a signal that is traveling along a wire.
BOGB Colors
Wireless Repeater
Far End Crosstalk (FEXT)
Interference
8. If you are making a crossover cable and one end is 568A - what should the other end be?
Category 5 Cable Type
Infrastructure Mode
568B
Fiber
9. Port based network access control (PNAC)
Plenum-rated
Faraday Cage
Radio Frequency Interference (RFI)
IEEE 802.1X
10. This is interference that can come from AM/FM transmissions and cell phone towers.
802.11n
Radio Frequency Interference (RFI)
MDI-X
Wireless Network Adapters
11. Occurs when all of the clients communicate directly with each other. There is no base or wireless access point.
100Base-FX
Unshielded Twisted Pair (UTP)
Ad-hoc/P2P Mode
Electromagnetic Interference (EMI)
12. 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
Multi-mode (MM)
Continuity Tester
MDI Port
Faraday Cage
13. 568B = Orange - 568A = Green - BOGB = Blue
UTP
MDI-X
Pin #2
Category 5
14. 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.
Ad-hoc/P2P Mode
100Base-FX
Straight Through Cable
Service Set Identifier (SSID)
15. 54 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
802.11g
Pin #1
Category 3 Cable Type
Data Emanation
16. 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.
Pin #6
568B
Crosstalk
Frame Aggregation
17. The standard BOGB cable.
54 Mbps
568B
Unshielded Twisted Pair (UTP)
Temporal Key Integrity Protocol (TKIP)
18. 128-bit encryption level
Temporal Key Integrity Protocol (TKIP)
Wireless Network Adapters
Radio Frequency Interference (RFI)
Continuity Tester
19. What type of cable should be used as part of a fire code for a building?
MDI-X
Plenum-Rated
Pin #4
Wireless Network Adapters
20. 54 Mbps (Data Transfer Rate) and 5 GHz Frequency
Twisted Pair Cables
802.11a
Interference
802.11n
21. 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)
Advanced Encryption Standard (AES)
Interference
11 Mbps
22. Tests all of the pins of a connection one by one.
802.11n
IEEE 802.11
Continuity Tester
Pin #5
23. 568B = White/orange - 568A = White/green - BOGB = White/blue
Crosstalk
Radio Frequency Interference (RFI) Protection
Pin #1
Pin #7
24. 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.
UTP
Near End Crosstalk (NEXT)
Service Set Identifier (SSID)
TIA/EIA
25. Gigabit networks. Has different versions that run at 250 MHz and 500 MHz.
Wireless Network Adapters
Category 6 Cable Type
Pin #4
54 Mbps
26. What is the minimum category of twisted-pair cable you need to support 100 Mbps?
Infrastructure Mode
Category 5
Service Set Identifier (SSID)
Pin #8
27. Have an aluminum shield inside the plastic jacket that surrounds the pairs of wires.
Electromagnetic Interference (EMI)
Shielded Twisted Pair (STP) Cables
Category 5 Cable Type
Crosstalk
28. If you want to connect a computer directly to another computer without using a switch - you use a _____________.
Wi-Fi Protected Access (WPA2)
Radio Frequency Interference (RFI)
Crossover Cable
568B
29. 568B = Brown - 568A = Brown - BOGB = Brown
Temporal Key Integrity Protocol (TKIP)
Radio Frequency Interference (RFI)
Wireless Network Adapters
Pin #8
30. 11 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
802.11b
Crosstalk
100Base-FX
Radio Frequency Interference (RFI)
31. What is the maximum speed supported by 802.11g?
54 Mbps
802.11b
Category 5
MDI-X
32. Multi-mode fiber (The Medium) - Half duplex: 400 meters; full duplex: 2 km - Single-mode fiber (The Medium) - Full duplex: 10km
Radio Frequency Interference (RFI)
100Base-FX
Category 3 Cable Type
Service Set Identifier (SSID)
33. For organizations - using - authentication for wireless networks is recommended.
Multi-mode (MM)
Pin #1
802.1x
Interference
34. What is the maximum speed supported by 802.11b?
Near End Crosstalk (NEXT)
11 Mbps
MDI Port
Far End Crosstalk (FEXT)
35. 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?
Continuity Tester
Pin #6
Fiber
Category 5e Cable Type
36. What is the most secure encryption used in wireless networks?
Service Set Identifier (SSID)
UTP
802.11n
WPA2
37. Occurs when there is measured interference between two pairs in a single cable - measured on the cable end nearest the transmitter.
MDI-X
Faraday Cage
Near End Crosstalk (NEXT)
Straight Through Cable
38. These cables have Teflon coating that makes them more impervious to fire.
Fiber
Service Set Identifier (SSID)
Attenuation
Plenum-rated
39. You need to connect a twisted-pair cable to the back of a patch panel. What tool should you use?
Crosstalk
Near End Crosstalk (NEXT)
Punch-Down Tool
Far End Crosstalk (FEXT)
40. 568B = Green - 568A = Orange - BOGB = Green
Multiple-Input Multiple Output (MIMO)
Pin #5
Single-mode (SM)
Pin #6
41. Used to extend the coverage of a wireless network.
Near End Crosstalk (NEXT)
568B
Faraday Cage
Wireless Repeater
42. 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.
Wireless Network Adapters
Data Emanation
Continuity Tester
Category 5e Cable Type
43. This is a disturbance that can affect electrical circuits - devices - and cables due to electromagnetic conduction and possibly radiation.
802.11g
568B
Straight Through Cable
Electromagnetic Interference (EMI)
44. Similar to a wireless repeater - but the bridge can connect different 802.11 standards together; this is know as bridge mode.
11 Mbps
Multi-mode (MM)
Wireless Bridge
Near End Crosstalk (NEXT)
45. 128- -192- - and 256-bit
Crosstalk
Twisted Pair Cables
Punch-Down Tool
Advanced Encryption Standard (AES)
46. 568B = White/brown - 568A = White/brown - BOGB = White/brown
Wireless Network Adapters
Pin #7
MDI Port
UTP
47. 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.
IEEE 802.1X
Single-mode (SM)
11 Mbps
Pin #7
48. Regular twisted-pair cabling
Plenum-Rated
Pin #7
WPA2
Unshielded Twisted Pair (UTP)
49. Transmits light (photons) instead of electricity - and this light is transmitted over glass or plastic.
Wireless Bridge
Pin #5
Fiber Optic Cable
Multiple-Input Multiple Output (MIMO)
50. 568B = White/blue - 568A = White/blue - BOGB = White/green
Temporal Key Integrity Protocol (TKIP)
Electromagnetic Interference (EMI)
Service Set Identifier (SSID)
Pin #5
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