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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 older standard BOGB cable.
WPA2
568A
Category 5 Cable Type
Attenuation
2. 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)
Wi-Fi Protected Access (WPA2)
Crosstalk
3. Tests all of the pins of a connection one by one.
Single-mode (SM)
568B
802.11a
Continuity Tester
4. In order to ensure compatibility - the WAP and other wireless devices must all use the same __________.
54 Mbps
BOGB Colors
IEEE 802.11
Pin #3
5. 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.
Radio Frequency Interference (RFI)
Plenum-rated
Straight Through Cable
Category 5e Cable Type
6. 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)
IEEE 802.1X
Ad-hoc/P2P Mode
Pin #2
7. Have an aluminum shield inside the plastic jacket that surrounds the pairs of wires.
Shielded Twisted Pair (STP) Cables
Pin #2
Category 5 Cable Type
Plenum-Rated
8. 54 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
Data Emanation
Wireless Network Adapters
Crosstalk
802.11g
9. 568B = White/brown - 568A = White/brown - BOGB = White/brown
Pin #1
Category 3 Cable Type
568B
Pin #7
10. 100 Mbps
Category 5 Cable Type
Multi-mode (MM)
Pin #6
Multiple-Input Multiple Output (MIMO)
11. Transmits light (photons) instead of electricity - and this light is transmitted over glass or plastic.
Radio Frequency Interference (RFI) Protection
Fiber Optic Cable
802.11n
Crossover Cable
12. Medium dependent interface.
Unshielded Twisted Pair (UTP)
MDI Port
Wireless LAN (WLAN)
Crosstalk
13. Allow for connectivity between a desktop computer or laptop and the wireless access pint.
Pin #5
BOGB Colors
Continuity Tester
Wireless Network Adapters
14. To test a cable - what tool would you use?
Crosstalk
Continuity Tester
TIA/EIA
Crossover Cable
15. 256-bit encryption level
Wi-Fi Protected Access (WPA2)
Fiber
Radio Frequency Interference (RFI)
Category 3 Cable Type
16. The standard BOGB cable.
Continuity Tester
Multiple-Input Multiple Output (MIMO)
568B
Port Based Network Access Control (PNAC)
17. 568B = Blue - 568A = Blue - BOGB = Orange
54 Mbps
Service Set Identifier (SSID)
Pin #4
Radio Frequency Interference (RFI)
18. Gigabit networks. Has different versions that run at 250 MHz and 500 MHz.
Pin #8
54 Mbps
Category 6 Cable Type
Radio Frequency Interference (RFI)
19. Anything that disrupts or modifies a signal that is traveling along a wire.
Category 6 Cable Type
Interference
568A
Pin #1
20. Has eight wires; they are copper conductors that transmit electric signals. These eight wires are grouped into four pairs: blue - orange - green - and brown.
Twisted Pair Cables
Pin #2
Single-mode (SM)
Wired Equivalent Privacy (WEP)
21. What is the maximum speed supported by 802.11b?
11 Mbps
UTP
Frame Aggregation
Radio Frequency Interference (RFI)
22. 600 Mbps (Data Transfer Rate) and 5 GHz and/or 2.4 GHz Frequency
802.11n
Far End Crosstalk (FEXT)
Pin #4
802.11g
23. 568B = Green - 568A = Orange - BOGB = Green
Category 5e Cable Type
Crossover Cable
Pin #6
Wireless Network Adapters
24. What is the maximum speed supported by 802.11g?
568B
802.11g
Category 5
54 Mbps
25. If you are making a crossover cable and one end is 568A - what should the other end be?
Pin #8
Infrastructure Mode
568B
802.11a
26. 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.
Radio Frequency Interference (RFI)
Service Set Identifier (SSID)
Pin #4
Port Based Network Access Control (PNAC)
27. Telecommunications Industry Association/Electronics Industries Alliance
TIA/EIA
Pin #5
IEEE 802.11
Wired Equivalent Privacy (WEP)
28. This means that wireless devices can have more antennas - up to four maximum.
TIA/EIA
Crosstalk
Faraday Cage
Multiple-Input Multiple Output (MIMO)
29. Occurs when there is similar interference - measured at the cable end farthest from the transmitter.
Category 5
Pin #8
802.11b
Far End Crosstalk (FEXT)
30. What is the minimum category of twisted-pair cable you need to support 100 Mbps?
Category 5
Wi-Fi Protected Access (WPA2)
Fiber
Category 5 Cable Type
31. What type of cable should be used as part of a fire code for a building?
Fiber Optic Cable
Plenum-Rated
Straight Through Cable
Wi-Fi Protected Access (WPA2)
32. Occurs when there is measured interference between two pairs in a single cable - measured on the cable end nearest the transmitter.
Advanced Encryption Standard (AES)
Near End Crosstalk (NEXT)
Continuity Tester
Crosstalk
33. 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.
568B
MDI-X
Wireless Repeater
Wired Equivalent Privacy (WEP)
34. Medium dependent interface crossover
Data Emanation
Electromagnetic Interference (EMI)
Service Set Identifier (SSID)
MDI-X
35. 568B = Brown - 568A = Brown - BOGB = Brown
Category 5
Fiber
Pin #8
Wireless Repeater
36. 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.
Near End Crosstalk (NEXT)
Interference
802.1x
Single-mode (SM)
37. 128-bit encryption level
Punch-Down Tool
Continuity Tester
Temporal Key Integrity Protocol (TKIP)
Plenum-Rated
38. 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.
Port Based Network Access Control (PNAC)
Far End Crosstalk (FEXT)
568A
Data Emanation
39. A network composed of at least one WAP and at least one computer or handheld device that can connect to the WAP.
Wireless Repeater
Wi-Fi Protected Access (WPA2)
Wireless LAN (WLAN)
Service Set Identifier (SSID)
40. Used to extend the coverage of a wireless network.
MDI-X
Wireless Repeater
IEEE 802.1X
Radio Frequency Interference (RFI)
41. What is used to identify a wireless network?
Service Set Identifier (SSID)
MDI-X
Pin #8
Category 3 Cable Type
42. 568B = White/green - 568A = White/orange - BOGB = White/orange
WPA2
Temporal Key Integrity Protocol (TKIP)
Pin #1
Pin #3
43. Provides strong authentication to devices that need to connect to the WLAN; it can also be used for regular wired LANs.
54 Mbps
Crossover Cable
Port Based Network Access Control (PNAC)
Multi-mode (MM)
44. This is interference that can come from AM/FM transmissions and cell phone towers.
IEEE 802.1X
Crosstalk
Radio Frequency Interference (RFI)
Wireless Repeater
45. 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.
Category 5
Crosstalk
Continuity Tester
Fiber Optic Cable
46. 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.
Crossover Cable
Wireless Repeater
Punch-Down Tool
Infrastructure Mode
47. This is a disturbance that can affect electrical circuits - devices - and cables due to electromagnetic conduction and possibly radiation.
100Base-FX
Data Emanation
Straight Through Cable
Electromagnetic Interference (EMI)
48. 128- -192- - and 256-bit
Advanced Encryption Standard (AES)
54 Mbps
Continuity Tester
Wi-Fi Protected Access (WPA2)
49. What is the most common cable used today?
Advanced Encryption Standard (AES)
UTP
Data Emanation
Service Set Identifier (SSID)
50. Regular twisted-pair cabling
568A
Wi-Fi Protected Access (WPA2)
Unshielded Twisted Pair (UTP)
Attenuation