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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. 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.
Pin #7
Radio Frequency Interference (RFI)
Crosstalk
Continuity Tester
2. You need to connect a twisted-pair cable to the back of a patch panel. What tool should you use?
Fiber Optic Cable
Wireless Bridge
Punch-Down Tool
Pin #3
3. 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)
Radio Frequency Interference (RFI)
BOGB Colors
Continuity Tester
4. The sending of two or more frames of data in a single transmission.
Continuity Tester
BOGB Colors
Pin #8
Frame Aggregation
5. If you are making a crossover cable and one end is 568A - what should the other end be?
Radio Frequency Interference (RFI) Protection
100Base-FX
Far End Crosstalk (FEXT)
568B
6. To test a cable - what tool would you use?
Radio Frequency Interference (RFI) Protection
Crosstalk
Near End Crosstalk (NEXT)
Continuity Tester
7. Used to connect like devices to each other - for example - a computer to another computer - or a switch to another switch.
Category 5e Cable Type
UTP
Advanced Encryption Standard (AES)
Crossover Cable
8. Occurs when all of the clients communicate directly with each other. There is no base or wireless access point.
Twisted Pair Cables
Pin #1
Single-mode (SM)
Ad-hoc/P2P Mode
9. These cables have Teflon coating that makes them more impervious to fire.
Interference
Plenum-rated
Radio Frequency Interference (RFI)
Straight Through Cable
10. What is the most secure encryption used in wireless networks?
Service Set Identifier (SSID)
Wireless LAN (WLAN)
WPA2
568A
11. 568B = Green - 568A = Orange - BOGB = Green
Wireless Bridge
IEEE 802.1X
Service Set Identifier (SSID)
Pin #6
12. 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?
Category 6 Cable Type
Fiber
54 Mbps
Fiber Optic Cable
13. 11 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
568A
TIA/EIA
802.11b
Wireless Repeater
14. A network composed of at least one WAP and at least one computer or handheld device that can connect to the WAP.
Wireless LAN (WLAN)
Radio Frequency Interference (RFI)
Pin #2
Plenum-Rated
15. This means that wireless devices can have more antennas - up to four maximum.
Continuity Tester
Pin #8
Multiple-Input Multiple Output (MIMO)
Pin #2
16. 128- -192- - and 256-bit
Temporal Key Integrity Protocol (TKIP)
Advanced Encryption Standard (AES)
Service Set Identifier (SSID)
568A
17. The signal degrades to such a point that it cannot be interpreted by the destination host.
Wired Equivalent Privacy (WEP)
Attenuation
Wireless LAN (WLAN)
802.11b
18. Anything that disrupts or modifies a signal that is traveling along a wire.
802.11g
54 Mbps
WPA2
Interference
19. 10 Mbps
100Base-FX
Pin #4
MDI-X
Category 3 Cable Type
20. This is a disturbance that can affect electrical circuits - devices - and cables due to electromagnetic conduction and possibly radiation.
Category 6 Cable Type
Pin #2
Wireless Bridge
Electromagnetic Interference (EMI)
21. What is the minimum category of twisted-pair cable you need to support 100 Mbps?
Infrastructure Mode
Category 5
Service Set Identifier (SSID)
Pin #7
22. Medium dependent interface.
Radio Frequency Interference (RFI) Protection
MDI Port
TIA/EIA
Wi-Fi Protected Access (WPA2)
23. Provides strong authentication to devices that need to connect to the WLAN; it can also be used for regular wired LANs.
Wi-Fi Protected Access (WPA2)
WPA2
Punch-Down Tool
Port Based Network Access Control (PNAC)
24. 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.
Category 5 Cable Type
Punch-Down Tool
MDI-X
Crosstalk
25. 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.
Data Emanation
Service Set Identifier (SSID)
Category 5 Cable Type
Radio Frequency Interference (RFI)
26. 568B = Brown - 568A = Brown - BOGB = Brown
802.11a
Category 6 Cable Type
Pin #8
Data Emanation
27. Occurs when there is similar interference - measured at the cable end farthest from the transmitter.
802.11b
Far End Crosstalk (FEXT)
Attenuation
Service Set Identifier (SSID)
28. 600 Mbps (Data Transfer Rate) and 5 GHz and/or 2.4 GHz Frequency
Crosstalk
802.11n
Service Set Identifier (SSID)
TIA/EIA
29. When you pick up your wireless phone - your computer drops network connectivity. What could be the cause of the problem?
Crossover Cable
568B
Wired Equivalent Privacy (WEP)
Radio Frequency Interference (RFI)
30. 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.
Plenum-Rated
Multi-mode (MM)
Straight Through Cable
802.11a
31. Transmits light (photons) instead of electricity - and this light is transmitted over glass or plastic.
Twisted Pair Cables
Category 3 Cable Type
Single-mode (SM)
Fiber Optic Cable
32. The standard BOGB cable.
Crossover Cable
Category 5 Cable Type
Fiber Optic Cable
568B
33. Used to extend the coverage of a wireless network.
Frame Aggregation
MDI-X
Wireless Repeater
568A
34. What is the maximum speed supported by 802.11b?
Crossover Cable
Plenum-rated
11 Mbps
IEEE 802.11
35. The older standard BOGB cable.
568A
11 Mbps
Far End Crosstalk (FEXT)
Pin #3
36. Multi-mode fiber (The Medium) - Half duplex: 400 meters; full duplex: 2 km - Single-mode fiber (The Medium) - Full duplex: 10km
Multiple-Input Multiple Output (MIMO)
Plenum-rated
Plenum-Rated
100Base-FX
37. Similar to a wireless repeater - but the bridge can connect different 802.11 standards together; this is know as bridge mode.
Plenum-rated
Service Set Identifier (SSID)
Multi-mode (MM)
Wireless Bridge
38. 568B = White/orange - 568A = White/green - BOGB = White/blue
Pin #2
Pin #1
54 Mbps
Service Set Identifier (SSID)
39. 568B = Blue - 568A = Blue - BOGB = Orange
Pin #4
Frame Aggregation
Wireless Bridge
Port Based Network Access Control (PNAC)
40. 128-bit encryption level
Temporal Key Integrity Protocol (TKIP)
Plenum-Rated
Wireless Network Adapters
Punch-Down Tool
41. Allow for connectivity between a desktop computer or laptop and the wireless access pint.
TIA/EIA
IEEE 802.11
Wireless Network Adapters
IEEE 802.1X
42. 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.
Wireless Network Adapters
Pin #3
Single-mode (SM)
Category 3 Cable Type
43. Blue - orange - green and brown.
BOGB Colors
100Base-FX
Shielded Twisted Pair (STP) Cables
MDI Port
44. This is interference that can come from AM/FM transmissions and cell phone towers.
Pin #6
Radio Frequency Interference (RFI)
Infrastructure Mode
Category 5 Cable Type
45. 64-bit encryption level
Wired Equivalent Privacy (WEP)
BOGB Colors
568B
Category 3 Cable Type
46. Port based network access control (PNAC)
IEEE 802.1X
Pin #2
802.11a
Wireless LAN (WLAN)
47. 54 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
802.11g
Pin #8
Fiber
Service Set Identifier (SSID)
48. 568B = Orange - 568A = Green - BOGB = Blue
Wireless Bridge
Crosstalk
11 Mbps
Pin #2
49. 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.
11 Mbps
Pin #4
Fiber
Multi-mode (MM)
50. If you want to connect a computer directly to another computer without using a switch - you use a _____________.
Advanced Encryption Standard (AES)
Crossover Cable
Pin #4
Category 3 Cable Type