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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. 100 Mbps and Gigabit networks and is usually rated at 350 MHz - but actual speed varies depending on several different networking factors.
Category 5e Cable Type
Service Set Identifier (SSID)
Plenum-rated
802.11g
2. Transmits light (photons) instead of electricity - and this light is transmitted over glass or plastic.
IEEE 802.11
Fiber Optic Cable
Electromagnetic Interference (EMI)
Frame Aggregation
3. 11 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
Crossover Cable
Pin #4
Temporal Key Integrity Protocol (TKIP)
802.11b
4. 568B = White/blue - 568A = White/blue - BOGB = White/green
Shielded Twisted Pair (STP) Cables
Pin #5
Single-mode (SM)
Pin #2
5. Telecommunications Industry Association/Electronics Industries Alliance
TIA/EIA
802.11g
Pin #7
Pin #2
6. 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.
Fiber
Service Set Identifier (SSID)
Pin #6
Interference
7. Occurs when there is similar interference - measured at the cable end farthest from the transmitter.
Far End Crosstalk (FEXT)
Radio Frequency Interference (RFI)
MDI-X
Radio Frequency Interference (RFI) Protection
8. 568B = White/green - 568A = White/orange - BOGB = White/orange
Fiber Optic Cable
Service Set Identifier (SSID)
100Base-FX
Pin #3
9. The standard BOGB cable.
568B
UTP
802.11g
Wireless Network Adapters
10. In order to ensure compatibility - the WAP and other wireless devices must all use the same __________.
Wi-Fi Protected Access (WPA2)
IEEE 802.11
MDI Port
Pin #6
11. The older standard BOGB cable.
568A
WPA2
Unshielded Twisted Pair (UTP)
Infrastructure Mode
12. What is used to identify a wireless network?
Shielded Twisted Pair (STP) Cables
Service Set Identifier (SSID)
Plenum-rated
Faraday Cage
13. Has eight wires; they are copper conductors that transmit electric signals. These eight wires are grouped into four pairs: blue - orange - green - and brown.
568B
Twisted Pair Cables
Unshielded Twisted Pair (UTP)
Pin #8
14. Gigabit networks. Has different versions that run at 250 MHz and 500 MHz.
UTP
Wireless Bridge
Category 6 Cable Type
802.11a
15. Medium dependent interface.
Wireless Repeater
Crossover Cable
MDI Port
802.11g
16. If you are making a crossover cable and one end is 568A - what should the other end be?
Wireless LAN (WLAN)
WPA2
568B
Pin #4
17. A network composed of at least one WAP and at least one computer or handheld device that can connect to the WAP.
Fiber Optic Cable
IEEE 802.1X
Wireless LAN (WLAN)
100Base-FX
18. Occurs when all of the clients communicate directly with each other. There is no base or wireless access point.
Ad-hoc/P2P Mode
Fiber Optic Cable
Faraday Cage
Category 6 Cable Type
19. Have an aluminum shield inside the plastic jacket that surrounds the pairs of wires.
Shielded Twisted Pair (STP) Cables
Unshielded Twisted Pair (UTP)
Category 6 Cable Type
Pin #3
20. When you pick up your wireless phone - your computer drops network connectivity. What could be the cause of the problem?
Advanced Encryption Standard (AES)
Temporal Key Integrity Protocol (TKIP)
Wi-Fi Protected Access (WPA2)
Radio Frequency Interference (RFI)
21. What is the maximum speed supported by 802.11g?
Category 3 Cable Type
54 Mbps
Wi-Fi Protected Access (WPA2)
802.11b
22. Port based network access control (PNAC)
IEEE 802.1X
Multi-mode (MM)
Far End Crosstalk (FEXT)
Continuity Tester
23. To test a cable - what tool would you use?
Category 5 Cable Type
Continuity Tester
Pin #7
Crossover Cable
24. What is the maximum speed supported by 802.11b?
11 Mbps
Faraday Cage
Radio Frequency Interference (RFI) Protection
Twisted Pair Cables
25. 600 Mbps (Data Transfer Rate) and 5 GHz and/or 2.4 GHz Frequency
MDI-X
Wireless Repeater
802.11n
Fiber
26. Similar to a wireless repeater - but the bridge can connect different 802.11 standards together; this is know as bridge mode.
Category 6 Cable Type
Wireless Bridge
54 Mbps
568B
27. 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
568A
Faraday Cage
568B
54 Mbps
28. Which of the following is not a characteristic of 802.11n?
Wireless LAN (WLAN)
Straight Through Cable
Radio Frequency Interference (RFI) Protection
Attenuation
29. These cables have Teflon coating that makes them more impervious to fire.
Shielded Twisted Pair (STP) Cables
Attenuation
Near End Crosstalk (NEXT)
Plenum-rated
30. 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)
Pin #1
Category 5
Advanced Encryption Standard (AES)
31. 568B = Green - 568A = Orange - BOGB = Green
568B
Pin #7
Pin #6
Infrastructure Mode
32. This means that wireless devices can have more antennas - up to four maximum.
Category 5e Cable Type
Plenum-Rated
Pin #8
Multiple-Input Multiple Output (MIMO)
33. 100 Mbps
Infrastructure Mode
Wireless LAN (WLAN)
Category 5 Cable Type
Unshielded Twisted Pair (UTP)
34. 256-bit encryption level
Attenuation
MDI Port
Wi-Fi Protected Access (WPA2)
Crosstalk
35. 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.
Near End Crosstalk (NEXT)
Port Based Network Access Control (PNAC)
Crosstalk
Straight Through Cable
36. What type of cable should be used as part of a fire code for a building?
568B
WPA2
MDI Port
Plenum-Rated
37. 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
MDI Port
Straight Through Cable
Service Set Identifier (SSID)
38. What is the minimum category of twisted-pair cable you need to support 100 Mbps?
Service Set Identifier (SSID)
Service Set Identifier (SSID)
Crosstalk
Category 5
39. Multi-mode fiber (The Medium) - Half duplex: 400 meters; full duplex: 2 km - Single-mode fiber (The Medium) - Full duplex: 10km
100Base-FX
Port Based Network Access Control (PNAC)
Data Emanation
Category 3 Cable Type
40. Used to connect like devices to each other - for example - a computer to another computer - or a switch to another switch.
100Base-FX
Crossover Cable
MDI Port
Radio Frequency Interference (RFI) Protection
41. 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.
802.1x
Wireless Repeater
Multi-mode (MM)
Attenuation
42. Blue - orange - green and brown.
BOGB Colors
Punch-Down Tool
MDI-X
Straight Through Cable
43. Regular twisted-pair cabling
Unshielded Twisted Pair (UTP)
MDI-X
Radio Frequency Interference (RFI)
WPA2
44. 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)
Category 3 Cable Type
Plenum-rated
Electromagnetic Interference (EMI)
45. This is interference that can come from AM/FM transmissions and cell phone towers.
MDI-X
568B
Far End Crosstalk (FEXT)
Radio Frequency Interference (RFI)
46. 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.
568B
Faraday Cage
TIA/EIA
Crosstalk
47. 568B = White/brown - 568A = White/brown - BOGB = White/brown
802.11b
Radio Frequency Interference (RFI)
Fiber Optic Cable
Pin #7
48. 128- -192- - and 256-bit
568B
Pin #1
Advanced Encryption Standard (AES)
Plenum-rated
49. 64-bit encryption level
Wired Equivalent Privacy (WEP)
Temporal Key Integrity Protocol (TKIP)
802.11a
MDI-X
50. If you want to connect a computer directly to another computer without using a switch - you use a _____________.
Crossover Cable
Data Emanation
Shielded Twisted Pair (STP) Cables
Fiber Optic Cable
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