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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. 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.
Radio Frequency Interference (RFI)
MDI-X
Twisted Pair Cables
Pin #8
2. For organizations - using - authentication for wireless networks is recommended.
802.1x
Data Emanation
Category 5 Cable Type
Wireless Network Adapters
3. What is the most secure encryption used in wireless networks?
Wireless LAN (WLAN)
WPA2
MDI-X
Category 5
4. Used to connect like devices to each other - for example - a computer to another computer - or a switch to another switch.
Crossover Cable
Continuity Tester
MDI-X
MDI Port
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.
Category 5e Cable Type
54 Mbps
802.11g
Twisted Pair Cables
6. 568B = Blue - 568A = Blue - BOGB = Orange
802.11a
Data Emanation
Pin #4
Multi-mode (MM)
7. You need to connect a twisted-pair cable to the back of a patch panel. What tool should you use?
802.11b
Data Emanation
Pin #2
Punch-Down Tool
8. Have an aluminum shield inside the plastic jacket that surrounds the pairs of wires.
Electromagnetic Interference (EMI)
MDI Port
Shielded Twisted Pair (STP) Cables
568B
9. Occurs when there is measured interference between two pairs in a single cable - measured on the cable end nearest the transmitter.
WPA2
Data Emanation
Near End Crosstalk (NEXT)
Fiber Optic Cable
10. Provides strong authentication to devices that need to connect to the WLAN; it can also be used for regular wired LANs.
IEEE 802.11
Twisted Pair Cables
Port Based Network Access Control (PNAC)
Wi-Fi Protected Access (WPA2)
11. Anything that disrupts or modifies a signal that is traveling along a wire.
Interference
Shielded Twisted Pair (STP) Cables
Unshielded Twisted Pair (UTP)
Faraday Cage
12. 10 Mbps
Radio Frequency Interference (RFI)
Multiple-Input Multiple Output (MIMO)
Category 3 Cable Type
Pin #3
13. Telecommunications Industry Association/Electronics Industries Alliance
802.11n
54 Mbps
TIA/EIA
802.11b
14. Transmits light (photons) instead of electricity - and this light is transmitted over glass or plastic.
568B
Fiber Optic Cable
MDI-X
Pin #1
15. 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
Plenum-rated
MDI-X
Faraday Cage
54 Mbps
16. 100 Mbps
Pin #6
Category 5 Cable Type
802.11g
Attenuation
17. 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.
TIA/EIA
Punch-Down Tool
Infrastructure Mode
Continuity Tester
18. 128-bit encryption level
Wireless LAN (WLAN)
WPA2
Pin #8
Temporal Key Integrity Protocol (TKIP)
19. When you pick up your wireless phone - your computer drops network connectivity. What could be the cause of the problem?
Pin #6
Service Set Identifier (SSID)
Radio Frequency Interference (RFI)
Pin #1
20. This is interference that can come from AM/FM transmissions and cell phone towers.
Category 5
54 Mbps
802.11b
Radio Frequency Interference (RFI)
21. What do you call it when electrical signals jump to another set of wires?
Punch-Down Tool
Fiber
Plenum-rated
Crosstalk
22. What type of cable should be used as part of a fire code for a building?
MDI Port
Plenum-Rated
Wired Equivalent Privacy (WEP)
Radio Frequency Interference (RFI)
23. 568B = White/blue - 568A = White/blue - BOGB = White/green
568B
802.11b
WPA2
Pin #5
24. What is used to identify a wireless network?
802.11a
Crossover Cable
Service Set Identifier (SSID)
100Base-FX
25. The older standard BOGB cable.
Frame Aggregation
Category 5
Pin #8
568A
26. 568B = Brown - 568A = Brown - BOGB = Brown
Continuity Tester
Pin #8
Pin #3
BOGB Colors
27. 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.
Pin #1
Infrastructure Mode
Data Emanation
BOGB Colors
28. 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.
Straight Through Cable
802.1x
Multiple-Input Multiple Output (MIMO)
Faraday Cage
29. 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?
Fiber
Faraday Cage
Wi-Fi Protected Access (WPA2)
Wireless Repeater
30. In order to ensure compatibility - the WAP and other wireless devices must all use the same __________.
568B
MDI Port
IEEE 802.11
Temporal Key Integrity Protocol (TKIP)
31. 128- -192- - and 256-bit
Electromagnetic Interference (EMI)
Advanced Encryption Standard (AES)
Interference
Data Emanation
32. 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.
Crosstalk
Service Set Identifier (SSID)
Unshielded Twisted Pair (UTP)
568B
33. 568B = White/brown - 568A = White/brown - BOGB = White/brown
Plenum-Rated
Pin #7
Data Emanation
Pin #3
34. If you are making a crossover cable and one end is 568A - what should the other end be?
Port Based Network Access Control (PNAC)
568B
Continuity Tester
Wi-Fi Protected Access (WPA2)
35. If you want to connect a computer directly to another computer without using a switch - you use a _____________.
Category 5 Cable Type
Pin #2
Crossover Cable
Category 5
36. Medium dependent interface crossover
Category 5e Cable Type
MDI-X
Radio Frequency Interference (RFI) Protection
802.1x
37. Gigabit networks. Has different versions that run at 250 MHz and 500 MHz.
Electromagnetic Interference (EMI)
Wireless Bridge
Port Based Network Access Control (PNAC)
Category 6 Cable Type
38. 568B = White/orange - 568A = White/green - BOGB = White/blue
Radio Frequency Interference (RFI) Protection
Near End Crosstalk (NEXT)
Pin #6
Pin #1
39. Allow for connectivity between a desktop computer or laptop and the wireless access pint.
Category 5
Radio Frequency Interference (RFI) Protection
Wireless Network Adapters
Pin #2
40. 256-bit encryption level
Pin #5
Radio Frequency Interference (RFI) Protection
Punch-Down Tool
Wi-Fi Protected Access (WPA2)
41. 568B = White/green - 568A = White/orange - BOGB = White/orange
Advanced Encryption Standard (AES)
Service Set Identifier (SSID)
Pin #3
Category 3 Cable Type
42. 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.
Pin #6
Multi-mode (MM)
Wireless LAN (WLAN)
Radio Frequency Interference (RFI) Protection
43. 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
11 Mbps
Plenum-rated
Category 3 Cable Type
44. 11 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
IEEE 802.1X
Wired Equivalent Privacy (WEP)
Straight Through Cable
802.11b
45. Blue - orange - green and brown.
568B
BOGB Colors
Wireless Repeater
Interference
46. Occurs when all of the clients communicate directly with each other. There is no base or wireless access point.
Pin #7
11 Mbps
Ad-hoc/P2P Mode
Pin #2
47. This is a disturbance that can affect electrical circuits - devices - and cables due to electromagnetic conduction and possibly radiation.
Electromagnetic Interference (EMI)
Plenum-rated
Fiber Optic Cable
Single-mode (SM)
48. The sending of two or more frames of data in a single transmission.
54 Mbps
Radio Frequency Interference (RFI)
Category 3 Cable Type
Frame Aggregation
49. 568B = Orange - 568A = Green - BOGB = Blue
Pin #2
IEEE 802.1X
Continuity Tester
Near End Crosstalk (NEXT)
50. What is the minimum category of twisted-pair cable you need to support 100 Mbps?
802.11n
Category 5
Multi-mode (MM)
Fiber