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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. What type of cable should be used as part of a fire code for a building?
Crossover Cable
Pin #6
Plenum-Rated
Wireless Repeater
2. The sending of two or more frames of data in a single transmission.
Crossover Cable
Wi-Fi Protected Access (WPA2)
Fiber
Frame Aggregation
3. When you pick up your wireless phone - your computer drops network connectivity. What could be the cause of the problem?
Radio Frequency Interference (RFI)
802.11a
Plenum-rated
Fiber
4. 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
Pin #4
Pin #5
IEEE 802.1X
Faraday Cage
5. Medium dependent interface.
Pin #5
Interference
Advanced Encryption Standard (AES)
MDI Port
6. The signal degrades to such a point that it cannot be interpreted by the destination host.
Crossover Cable
Category 6 Cable Type
Attenuation
MDI-X
7. What is the maximum speed supported by 802.11b?
11 Mbps
Temporal Key Integrity Protocol (TKIP)
Near End Crosstalk (NEXT)
Ad-hoc/P2P Mode
8. 128- -192- - and 256-bit
Crossover Cable
Advanced Encryption Standard (AES)
Category 3 Cable Type
802.11a
9. 568B = Orange - 568A = Green - BOGB = Blue
Pin #2
Frame Aggregation
802.11b
Electromagnetic Interference (EMI)
10. This is a disturbance that can affect electrical circuits - devices - and cables due to electromagnetic conduction and possibly radiation.
UTP
Electromagnetic Interference (EMI)
Pin #6
802.11a
11. Used to connect like devices to each other - for example - a computer to another computer - or a switch to another switch.
802.1x
Continuity Tester
Service Set Identifier (SSID)
Crossover Cable
12. Transmits light (photons) instead of electricity - and this light is transmitted over glass or plastic.
Crosstalk
Pin #1
100Base-FX
Fiber Optic Cable
13. Occurs when there is measured interference between two pairs in a single cable - measured on the cable end nearest the transmitter.
WPA2
Continuity Tester
Shielded Twisted Pair (STP) Cables
Near End Crosstalk (NEXT)
14. If you want to connect a computer directly to another computer without using a switch - you use a _____________.
Crossover Cable
Punch-Down Tool
Radio Frequency Interference (RFI) Protection
Pin #5
15. 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)
54 Mbps
Continuity Tester
Wireless Network Adapters
16. Multi-mode fiber (The Medium) - Half duplex: 400 meters; full duplex: 2 km - Single-mode fiber (The Medium) - Full duplex: 10km
100Base-FX
Twisted Pair Cables
Category 5
802.11a
17. What is the most common cable used today?
UTP
100Base-FX
Category 5e Cable Type
Single-mode (SM)
18. Used to extend the coverage of a wireless network.
Wireless Repeater
Category 3 Cable Type
802.1x
Port Based Network Access Control (PNAC)
19. What is the most secure encryption used in wireless networks?
Shielded Twisted Pair (STP) Cables
MDI-X
568B
WPA2
20. To test a cable - what tool would you use?
Continuity Tester
Category 3 Cable Type
Radio Frequency Interference (RFI)
Pin #2
21. 11 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
BOGB Colors
Punch-Down Tool
802.11b
Multi-mode (MM)
22. 568B = White/blue - 568A = White/blue - BOGB = White/green
WPA2
Electromagnetic Interference (EMI)
Punch-Down Tool
Pin #5
23. 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
Crosstalk
Category 3 Cable Type
Single-mode (SM)
24. Anything that disrupts or modifies a signal that is traveling along a wire.
Interference
Crossover Cable
BOGB Colors
Temporal Key Integrity Protocol (TKIP)
25. Medium dependent interface crossover
Data Emanation
Pin #2
MDI-X
Ad-hoc/P2P Mode
26. 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.
UTP
Crosstalk
Frame Aggregation
Shielded Twisted Pair (STP) Cables
27. The older standard BOGB cable.
568A
Multi-mode (MM)
Single-mode (SM)
Straight Through Cable
28. Provides strong authentication to devices that need to connect to the WLAN; it can also be used for regular wired LANs.
Pin #4
802.1x
Port Based Network Access Control (PNAC)
Wireless LAN (WLAN)
29. Telecommunications Industry Association/Electronics Industries Alliance
Crossover Cable
TIA/EIA
Pin #1
Attenuation
30. Similar to a wireless repeater - but the bridge can connect different 802.11 standards together; this is know as bridge mode.
Wireless Repeater
MDI-X
Wireless Bridge
Wireless Network Adapters
31. 100 Mbps
Faraday Cage
Category 5 Cable Type
Attenuation
Crosstalk
32. 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.
Data Emanation
Punch-Down Tool
Service Set Identifier (SSID)
TIA/EIA
33. Port based network access control (PNAC)
MDI-X
Multiple-Input Multiple Output (MIMO)
Temporal Key Integrity Protocol (TKIP)
IEEE 802.1X
34. 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?
54 Mbps
Far End Crosstalk (FEXT)
Wireless Repeater
Fiber
35. Allow for connectivity between a desktop computer or laptop and the wireless access pint.
Wireless Network Adapters
Pin #6
BOGB Colors
802.11a
36. This is interference that can come from AM/FM transmissions and cell phone towers.
Radio Frequency Interference (RFI) Protection
Radio Frequency Interference (RFI)
802.11g
Multi-mode (MM)
37. What is the maximum speed supported by 802.11g?
Plenum-rated
MDI-X
Pin #4
54 Mbps
38. 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
Pin #5
Pin #7
Pin #6
39. 568B = White/green - 568A = White/orange - BOGB = White/orange
Pin #3
Category 6 Cable Type
568B
Pin #1
40. Occurs when there is similar interference - measured at the cable end farthest from the transmitter.
Pin #2
Wi-Fi Protected Access (WPA2)
Far End Crosstalk (FEXT)
Multi-mode (MM)
41. 568B = Brown - 568A = Brown - BOGB = Brown
MDI-X
Crosstalk
Pin #8
Near End Crosstalk (NEXT)
42. These cables have Teflon coating that makes them more impervious to fire.
Data Emanation
Interference
Service Set Identifier (SSID)
Plenum-rated
43. 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.
Infrastructure Mode
Fiber Optic Cable
100Base-FX
Far End Crosstalk (FEXT)
44. 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
Pin #6
Continuity Tester
45. You need to connect a twisted-pair cable to the back of a patch panel. What tool should you use?
Single-mode (SM)
MDI-X
Punch-Down Tool
Ad-hoc/P2P Mode
46. A network composed of at least one WAP and at least one computer or handheld device that can connect to the WAP.
Radio Frequency Interference (RFI) Protection
Infrastructure Mode
Wireless LAN (WLAN)
Fiber
47. 128-bit encryption level
TIA/EIA
Temporal Key Integrity Protocol (TKIP)
568B
568B
48. 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
Radio Frequency Interference (RFI) Protection
Category 3 Cable Type
WPA2
49. 568B = White/orange - 568A = White/green - BOGB = White/blue
Wireless Network Adapters
Pin #1
Multiple-Input Multiple Output (MIMO)
Ad-hoc/P2P Mode
50. Regular twisted-pair cabling
Shielded Twisted Pair (STP) Cables
IEEE 802.11
Unshielded Twisted Pair (UTP)
Continuity Tester