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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. If you are making a crossover cable and one end is 568A - what should the other end be?
100Base-FX
568B
BOGB Colors
Crosstalk
2. This is interference that can come from AM/FM transmissions and cell phone towers.
TIA/EIA
IEEE 802.1X
Radio Frequency Interference (RFI)
Wireless Bridge
3. What is the maximum speed supported by 802.11g?
54 Mbps
568B
Infrastructure Mode
Pin #1
4. Used to extend the coverage of a wireless network.
Electromagnetic Interference (EMI)
Service Set Identifier (SSID)
Wireless Repeater
Fiber
5. What do you call it when electrical signals jump to another set of wires?
Crosstalk
Category 6 Cable Type
IEEE 802.1X
Plenum-Rated
6. Multi-mode fiber (The Medium) - Half duplex: 400 meters; full duplex: 2 km - Single-mode fiber (The Medium) - Full duplex: 10km
100Base-FX
Category 5
Crosstalk
Wireless Repeater
7. Regular twisted-pair cabling
IEEE 802.1X
Multiple-Input Multiple Output (MIMO)
Wireless Bridge
Unshielded Twisted Pair (UTP)
8. 568B = Orange - 568A = Green - BOGB = Blue
100Base-FX
Temporal Key Integrity Protocol (TKIP)
Category 6 Cable Type
Pin #2
9. What type of cable should be used as part of a fire code for a building?
Wi-Fi Protected Access (WPA2)
Frame Aggregation
802.11g
Plenum-Rated
10. What is the most common cable used today?
Continuity Tester
Pin #6
UTP
11 Mbps
11. 600 Mbps (Data Transfer Rate) and 5 GHz and/or 2.4 GHz Frequency
Pin #8
Port Based Network Access Control (PNAC)
IEEE 802.1X
802.11n
12. 128- -192- - and 256-bit
802.11g
802.1x
Advanced Encryption Standard (AES)
Pin #6
13. 568B = White/orange - 568A = White/green - BOGB = White/blue
Pin #1
Plenum-rated
Pin #6
Radio Frequency Interference (RFI)
14. Port based network access control (PNAC)
Crosstalk
Wi-Fi Protected Access (WPA2)
Pin #5
IEEE 802.1X
15. Tests all of the pins of a connection one by one.
Continuity Tester
Ad-hoc/P2P Mode
Advanced Encryption Standard (AES)
Twisted Pair Cables
16. 100 Mbps
Category 5 Cable Type
Frame Aggregation
WPA2
Pin #5
17. This means that wireless devices can have more antennas - up to four maximum.
Wi-Fi Protected Access (WPA2)
Multiple-Input Multiple Output (MIMO)
MDI-X
UTP
18. Telecommunications Industry Association/Electronics Industries Alliance
Pin #6
Pin #1
TIA/EIA
Frame Aggregation
19. 10 Mbps
Category 3 Cable Type
568B
Ad-hoc/P2P Mode
Fiber
20. 568B = White/blue - 568A = White/blue - BOGB = White/green
Wi-Fi Protected Access (WPA2)
802.1x
Pin #5
Wireless Network Adapters
21. What is the maximum speed supported by 802.11b?
BOGB Colors
MDI-X
802.11n
11 Mbps
22. A network composed of at least one WAP and at least one computer or handheld device that can connect to the WAP.
Continuity Tester
Pin #2
Wireless LAN (WLAN)
Pin #7
23. Similar to a wireless repeater - but the bridge can connect different 802.11 standards together; this is know as bridge mode.
Attenuation
Service Set Identifier (SSID)
Radio Frequency Interference (RFI) Protection
Wireless Bridge
24. 11 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
Category 5 Cable Type
Wi-Fi Protected Access (WPA2)
Category 5e Cable Type
802.11b
25. 100 Mbps and Gigabit networks and is usually rated at 350 MHz - but actual speed varies depending on several different networking factors.
Advanced Encryption Standard (AES)
Continuity Tester
Category 5e Cable Type
Fiber
26. Blue - orange - green and brown.
BOGB Colors
Unshielded Twisted Pair (UTP)
Near End Crosstalk (NEXT)
Straight Through Cable
27. These cables have Teflon coating that makes them more impervious to fire.
Pin #3
Radio Frequency Interference (RFI) Protection
UTP
Plenum-rated
28. Occurs when wireless clients connect to and are authenticated by a wireless access point - which can be expanded by creating a wireless distribution system-a group of WAPs interconnected wirelessly.
Pin #5
Ad-hoc/P2P Mode
Category 5
Infrastructure Mode
29. Occurs when there is similar interference - measured at the cable end farthest from the transmitter.
Straight Through Cable
MDI Port
Far End Crosstalk (FEXT)
568A
30. Transmits light (photons) instead of electricity - and this light is transmitted over glass or plastic.
Faraday Cage
100Base-FX
802.11b
Fiber Optic Cable
31. To test a cable - what tool would you use?
Pin #1
Service Set Identifier (SSID)
Crossover Cable
Continuity Tester
32. Provides strong authentication to devices that need to connect to the WLAN; it can also be used for regular wired LANs.
Temporal Key Integrity Protocol (TKIP)
Data Emanation
Port Based Network Access Control (PNAC)
Category 6 Cable Type
33. 568B = Brown - 568A = Brown - BOGB = Brown
Wireless Bridge
Frame Aggregation
Port Based Network Access Control (PNAC)
Pin #8
34. 568B = Blue - 568A = Blue - BOGB = Orange
Pin #4
Near End Crosstalk (NEXT)
Interference
Advanced Encryption Standard (AES)
35. Used to connect like devices to each other - for example - a computer to another computer - or a switch to another switch.
Crossover Cable
IEEE 802.11
Radio Frequency Interference (RFI) Protection
MDI-X
36. You need to connect a twisted-pair cable to the back of a patch panel. What tool should you use?
Crossover Cable
IEEE 802.11
Twisted Pair Cables
Punch-Down Tool
37. Have an aluminum shield inside the plastic jacket that surrounds the pairs of wires.
Near End Crosstalk (NEXT)
802.11a
IEEE 802.1X
Shielded Twisted Pair (STP) Cables
38. Which of the following is not a characteristic of 802.11n?
Near End Crosstalk (NEXT)
Radio Frequency Interference (RFI) Protection
Continuity Tester
Category 5
39. Has eight wires; they are copper conductors that transmit electric signals. These eight wires are grouped into four pairs: blue - orange - green - and brown.
802.11b
Twisted Pair Cables
Straight Through Cable
54 Mbps
40. What is used to identify a wireless network?
Crosstalk
802.1x
Service Set Identifier (SSID)
Wireless Network Adapters
41. For organizations - using - authentication for wireless networks is recommended.
Near End Crosstalk (NEXT)
MDI Port
Shielded Twisted Pair (STP) Cables
802.1x
42. Medium dependent interface.
IEEE 802.11
Single-mode (SM)
MDI Port
802.11b
43. In order to ensure compatibility - the WAP and other wireless devices must all use the same __________.
Attenuation
Fiber Optic Cable
IEEE 802.11
Crossover Cable
44. 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
Crosstalk
Faraday Cage
Category 5e Cable Type
Pin #6
45. 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.
Category 6 Cable Type
Service Set Identifier (SSID)
IEEE 802.1X
54 Mbps
46. The older standard BOGB cable.
Frame Aggregation
Radio Frequency Interference (RFI)
568A
Pin #6
47. 64-bit encryption level
Temporal Key Integrity Protocol (TKIP)
Data Emanation
Advanced Encryption Standard (AES)
Wired Equivalent Privacy (WEP)
48. When you pick up your wireless phone - your computer drops network connectivity. What could be the cause of the problem?
MDI-X
Radio Frequency Interference (RFI)
Attenuation
IEEE 802.1X
49. 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.
Infrastructure Mode
Continuity Tester
Straight Through Cable
Plenum-Rated
50. Occurs when all of the clients communicate directly with each other. There is no base or wireless access point.
Frame Aggregation
Ad-hoc/P2P Mode
Pin #2
Straight Through Cable