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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. 128- -192- - and 256-bit
Category 6 Cable Type
568A
Advanced Encryption Standard (AES)
MDI Port
2. Occurs when there is similar interference - measured at the cable end farthest from the transmitter.
Far End Crosstalk (FEXT)
TIA/EIA
Plenum-rated
802.11b
3. 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
100Base-FX
Radio Frequency Interference (RFI) Protection
Crosstalk
4. Allow for connectivity between a desktop computer or laptop and the wireless access pint.
Infrastructure Mode
Wireless Network Adapters
Plenum-Rated
Multi-mode (MM)
5. Transmits light (photons) instead of electricity - and this light is transmitted over glass or plastic.
Multiple-Input Multiple Output (MIMO)
Straight Through Cable
Fiber Optic Cable
MDI-X
6. The older standard BOGB cable.
802.11a
Interference
568A
IEEE 802.11
7. Used to connect like devices to each other - for example - a computer to another computer - or a switch to another switch.
MDI-X
Crossover Cable
IEEE 802.11
Category 6 Cable Type
8. You need to connect a twisted-pair cable to the back of a patch panel. What tool should you use?
Shielded Twisted Pair (STP) Cables
568B
Straight Through Cable
Punch-Down Tool
9. For organizations - using - authentication for wireless networks is recommended.
Pin #8
54 Mbps
Crosstalk
802.1x
10. What is the maximum speed supported by 802.11g?
Wi-Fi Protected Access (WPA2)
MDI Port
54 Mbps
Category 5 Cable Type
11. In order to ensure compatibility - the WAP and other wireless devices must all use the same __________.
802.11n
IEEE 802.11
Pin #5
Service Set Identifier (SSID)
12. What is the maximum speed supported by 802.11b?
MDI Port
568B
100Base-FX
11 Mbps
13. This is interference that can come from AM/FM transmissions and cell phone towers.
Temporal Key Integrity Protocol (TKIP)
Radio Frequency Interference (RFI)
Frame Aggregation
Service Set Identifier (SSID)
14. What is used to identify a wireless network?
Service Set Identifier (SSID)
802.11n
Wireless Network Adapters
Wireless LAN (WLAN)
15. Anything that disrupts or modifies a signal that is traveling along a wire.
568B
Interference
Unshielded Twisted Pair (UTP)
MDI-X
16. What is the most common cable used today?
UTP
Crossover Cable
Wireless LAN (WLAN)
11 Mbps
17. This means that wireless devices can have more antennas - up to four maximum.
Near End Crosstalk (NEXT)
Multiple-Input Multiple Output (MIMO)
Pin #3
Punch-Down Tool
18. Telecommunications Industry Association/Electronics Industries Alliance
Plenum-rated
Straight Through Cable
Faraday Cage
TIA/EIA
19. Which of the following is not a characteristic of 802.11n?
Radio Frequency Interference (RFI) Protection
Crossover Cable
Pin #3
Fiber
20. Regular twisted-pair cabling
Crosstalk
Pin #5
Unshielded Twisted Pair (UTP)
Category 5e Cable Type
21. Have an aluminum shield inside the plastic jacket that surrounds the pairs of wires.
568A
TIA/EIA
Shielded Twisted Pair (STP) Cables
Continuity Tester
22. 568B = White/orange - 568A = White/green - BOGB = White/blue
Pin #3
Near End Crosstalk (NEXT)
TIA/EIA
Pin #1
23. Blue - orange - green and brown.
Radio Frequency Interference (RFI)
Category 5
Data Emanation
BOGB Colors
24. 568B = White/blue - 568A = White/blue - BOGB = White/green
Plenum-rated
Category 5
802.11b
Pin #5
25. This is a disturbance that can affect electrical circuits - devices - and cables due to electromagnetic conduction and possibly radiation.
Wired Equivalent Privacy (WEP)
Electromagnetic Interference (EMI)
BOGB Colors
Pin #1
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.
Category 6 Cable Type
Far End Crosstalk (FEXT)
Service Set Identifier (SSID)
Crosstalk
27. 100 Mbps and Gigabit networks and is usually rated at 350 MHz - but actual speed varies depending on several different networking factors.
Electromagnetic Interference (EMI)
Wireless Network Adapters
Pin #1
Category 5e Cable Type
28. Has eight wires; they are copper conductors that transmit electric signals. These eight wires are grouped into four pairs: blue - orange - green - and brown.
Pin #6
568A
Twisted Pair Cables
802.11a
29. 600 Mbps (Data Transfer Rate) and 5 GHz and/or 2.4 GHz Frequency
Twisted Pair Cables
802.11n
Pin #6
Wireless Bridge
30. 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 Optic Cable
Faraday Cage
MDI Port
Fiber
31. What do you call it when electrical signals jump to another set of wires?
802.11g
Crosstalk
Shielded Twisted Pair (STP) Cables
Wireless LAN (WLAN)
32. 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.
Advanced Encryption Standard (AES)
Infrastructure Mode
Fiber Optic Cable
Category 5e Cable Type
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.
MDI Port
Frame Aggregation
MDI-X
802.1x
34. Occurs when all of the clients communicate directly with each other. There is no base or wireless access point.
Service Set Identifier (SSID)
Straight Through Cable
Ad-hoc/P2P Mode
Interference
35. 568B = Blue - 568A = Blue - BOGB = Orange
Pin #4
Wireless Bridge
Crossover Cable
54 Mbps
36. 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
Shielded Twisted Pair (STP) Cables
Category 5
802.11g
37. To test a cable - what tool would you use?
Category 5e Cable Type
Continuity Tester
Multi-mode (MM)
Category 3 Cable Type
38. The signal degrades to such a point that it cannot be interpreted by the destination host.
Wireless Bridge
Attenuation
Pin #6
802.11g
39. The standard BOGB cable.
Wired Equivalent Privacy (WEP)
568B
Infrastructure Mode
Crossover Cable
40. When you pick up your wireless phone - your computer drops network connectivity. What could be the cause of the problem?
Interference
Frame Aggregation
802.1x
Radio Frequency Interference (RFI)
41. Medium dependent interface.
MDI Port
Radio Frequency Interference (RFI)
Pin #8
Plenum-rated
42. 54 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
802.11g
Plenum-rated
Radio Frequency Interference (RFI)
Ad-hoc/P2P Mode
43. Used to extend the coverage of a wireless network.
568B
Ad-hoc/P2P Mode
Punch-Down Tool
Wireless Repeater
44. 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 Repeater
Single-mode (SM)
Radio Frequency Interference (RFI) Protection
568B
45. Medium dependent interface crossover
Multiple-Input Multiple Output (MIMO)
IEEE 802.1X
MDI-X
Punch-Down Tool
46. If you want to connect a computer directly to another computer without using a switch - you use a _____________.
IEEE 802.11
Single-mode (SM)
802.11n
Crossover Cable
47. Multi-mode fiber (The Medium) - Half duplex: 400 meters; full duplex: 2 km - Single-mode fiber (The Medium) - Full duplex: 10km
TIA/EIA
Wi-Fi Protected Access (WPA2)
100Base-FX
Pin #5
48. A network composed of at least one WAP and at least one computer or handheld device that can connect to the WAP.
Crossover Cable
Wireless LAN (WLAN)
Twisted Pair Cables
Frame Aggregation
49. If you are making a crossover cable and one end is 568A - what should the other end be?
Wireless Repeater
Continuity Tester
568B
Plenum-rated
50. 10 Mbps
Continuity Tester
Category 3 Cable Type
Crossover Cable
Crosstalk