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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. 568B = Brown - 568A = Brown - BOGB = Brown
802.11a
Crossover Cable
WPA2
Pin #8
2. 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.
UTP
Interference
Infrastructure Mode
Ad-hoc/P2P Mode
3. Used to extend the coverage of a wireless network.
MDI Port
Wireless Repeater
IEEE 802.11
Multiple-Input Multiple Output (MIMO)
4. Occurs when there is similar interference - measured at the cable end farthest from the transmitter.
Wireless Repeater
Service Set Identifier (SSID)
Far End Crosstalk (FEXT)
Multiple-Input Multiple Output (MIMO)
5. What is the maximum speed supported by 802.11b?
Category 6 Cable Type
Category 3 Cable Type
Pin #4
11 Mbps
6. What do you call it when electrical signals jump to another set of wires?
Crosstalk
Service Set Identifier (SSID)
IEEE 802.11
802.11b
7. 568B = Orange - 568A = Green - BOGB = Blue
Infrastructure Mode
Pin #2
11 Mbps
802.11a
8. Medium dependent interface crossover
Electromagnetic Interference (EMI)
11 Mbps
Multiple-Input Multiple Output (MIMO)
MDI-X
9. If you are making a crossover cable and one end is 568A - what should the other end be?
568B
Category 5 Cable Type
Fiber Optic Cable
Faraday Cage
10. 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.
Wireless LAN (WLAN)
100Base-FX
568B
Multi-mode (MM)
11. The older standard BOGB cable.
568A
Wireless Bridge
802.1x
Pin #5
12. Gigabit networks. Has different versions that run at 250 MHz and 500 MHz.
Fiber
Twisted Pair Cables
Category 5e Cable Type
Category 6 Cable Type
13. To test a cable - what tool would you use?
Frame Aggregation
Service Set Identifier (SSID)
Continuity Tester
802.1x
14. For organizations - using - authentication for wireless networks is recommended.
IEEE 802.11
Radio Frequency Interference (RFI) Protection
Wired Equivalent Privacy (WEP)
802.1x
15. 128-bit encryption level
Temporal Key Integrity Protocol (TKIP)
802.11b
Wired Equivalent Privacy (WEP)
Interference
16. 568B = Blue - 568A = Blue - BOGB = Orange
802.11a
Pin #4
11 Mbps
MDI Port
17. Occurs when there is measured interference between two pairs in a single cable - measured on the cable end nearest the transmitter.
Near End Crosstalk (NEXT)
Pin #6
Radio Frequency Interference (RFI) Protection
Pin #7
18. Used to connect like devices to each other - for example - a computer to another computer - or a switch to another switch.
100Base-FX
Fiber
Crossover Cable
Radio Frequency Interference (RFI)
19. Similar to a wireless repeater - but the bridge can connect different 802.11 standards together; this is know as bridge mode.
Wireless Bridge
Service Set Identifier (SSID)
Radio Frequency Interference (RFI) Protection
568A
20. What type of cable should be used as part of a fire code for a building?
Category 5
802.11g
Far End Crosstalk (FEXT)
Plenum-Rated
21. Have an aluminum shield inside the plastic jacket that surrounds the pairs of wires.
Pin #4
Shielded Twisted Pair (STP) Cables
Radio Frequency Interference (RFI)
Wireless Network Adapters
22. This means that wireless devices can have more antennas - up to four maximum.
Multiple-Input Multiple Output (MIMO)
Attenuation
Wireless Repeater
Wireless Bridge
23. 256-bit encryption level
802.11n
Pin #1
Wi-Fi Protected Access (WPA2)
Punch-Down Tool
24. Medium dependent interface.
Pin #2
Service Set Identifier (SSID)
Pin #8
MDI Port
25. 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
802.11a
Temporal Key Integrity Protocol (TKIP)
Attenuation
26. Tests all of the pins of a connection one by one.
TIA/EIA
Continuity Tester
Faraday Cage
54 Mbps
27. 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?
Near End Crosstalk (NEXT)
Fiber
Single-mode (SM)
Plenum-Rated
28. 568B = Green - 568A = Orange - BOGB = Green
Electromagnetic Interference (EMI)
Pin #6
Ad-hoc/P2P Mode
MDI-X
29. 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)
Shielded Twisted Pair (STP) Cables
802.1x
Fiber
30. 10 Mbps
802.11a
Category 3 Cable Type
Wireless Network Adapters
BOGB Colors
31. Multi-mode fiber (The Medium) - Half duplex: 400 meters; full duplex: 2 km - Single-mode fiber (The Medium) - Full duplex: 10km
Unshielded Twisted Pair (UTP)
802.1x
100Base-FX
Radio Frequency Interference (RFI)
32. 568B = White/brown - 568A = White/brown - BOGB = White/brown
Pin #7
802.11a
802.11b
802.11g
33. If you want to connect a computer directly to another computer without using a switch - you use a _____________.
Crossover Cable
Multiple-Input Multiple Output (MIMO)
WPA2
Category 5 Cable Type
34. 11 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
568B
Faraday Cage
Far End Crosstalk (FEXT)
802.11b
35. These cables have Teflon coating that makes them more impervious to fire.
Crosstalk
Category 6 Cable Type
Wireless Bridge
Plenum-rated
36. In order to ensure compatibility - the WAP and other wireless devices must all use the same __________.
Wireless Bridge
Temporal Key Integrity Protocol (TKIP)
IEEE 802.11
Pin #4
37. Which of the following is not a characteristic of 802.11n?
Radio Frequency Interference (RFI)
Radio Frequency Interference (RFI) Protection
Plenum-rated
IEEE 802.1X
38. The signal degrades to such a point that it cannot be interpreted by the destination host.
Attenuation
Twisted Pair Cables
Temporal Key Integrity Protocol (TKIP)
Crossover Cable
39. Provides strong authentication to devices that need to connect to the WLAN; it can also be used for regular wired LANs.
Interference
Pin #2
Port Based Network Access Control (PNAC)
568A
40. What is used to identify a wireless network?
IEEE 802.11
Twisted Pair Cables
Advanced Encryption Standard (AES)
Service Set Identifier (SSID)
41. This is interference that can come from AM/FM transmissions and cell phone towers.
Radio Frequency Interference (RFI)
Interference
Fiber Optic Cable
Wi-Fi Protected Access (WPA2)
42. 100 Mbps
Service Set Identifier (SSID)
Category 5e Cable Type
Port Based Network Access Control (PNAC)
Category 5 Cable Type
43. Has eight wires; they are copper conductors that transmit electric signals. These eight wires are grouped into four pairs: blue - orange - green - and brown.
BOGB Colors
Plenum-Rated
Crosstalk
Twisted Pair Cables
44. The sending of two or more frames of data in a single transmission.
Pin #3
Radio Frequency Interference (RFI)
Category 5 Cable Type
Frame Aggregation
45. What is the maximum speed supported by 802.11g?
802.11b
54 Mbps
568B
802.11g
46. When you pick up your wireless phone - your computer drops network connectivity. What could be the cause of the problem?
Plenum-Rated
Radio Frequency Interference (RFI)
Radio Frequency Interference (RFI) Protection
Shielded Twisted Pair (STP) Cables
47. Anything that disrupts or modifies a signal that is traveling along a wire.
Radio Frequency Interference (RFI) Protection
Service Set Identifier (SSID)
Single-mode (SM)
Interference
48. 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.
Wi-Fi Protected Access (WPA2)
Crosstalk
Unshielded Twisted Pair (UTP)
Pin #5
49. 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.
Service Set Identifier (SSID)
802.11a
Wireless Bridge
Ad-hoc/P2P Mode
50. This is a disturbance that can affect electrical circuits - devices - and cables due to electromagnetic conduction and possibly radiation.
Straight Through Cable
54 Mbps
Ad-hoc/P2P Mode
Electromagnetic Interference (EMI)
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