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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. Occurs when there is measured interference between two pairs in a single cable - measured on the cable end nearest the transmitter.
Straight Through Cable
Crosstalk
Near End Crosstalk (NEXT)
802.11b
2. Telecommunications Industry Association/Electronics Industries Alliance
Multi-mode (MM)
UTP
TIA/EIA
Wi-Fi Protected Access (WPA2)
3. 256-bit encryption level
TIA/EIA
Electromagnetic Interference (EMI)
MDI Port
Wi-Fi Protected Access (WPA2)
4. 128-bit encryption level
Pin #8
Temporal Key Integrity Protocol (TKIP)
Wired Equivalent Privacy (WEP)
Category 5e Cable Type
5. What is the most common cable used today?
UTP
MDI-X
Crossover Cable
Service Set Identifier (SSID)
6. 128- -192- - and 256-bit
Advanced Encryption Standard (AES)
Category 3 Cable Type
Single-mode (SM)
MDI-X
7. What is the most secure encryption used in wireless networks?
Pin #7
Service Set Identifier (SSID)
568B
WPA2
8. A network composed of at least one WAP and at least one computer or handheld device that can connect to the WAP.
Pin #3
Wired Equivalent Privacy (WEP)
Wireless LAN (WLAN)
802.1x
9. 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.
Crosstalk
802.11b
Pin #2
MDI-X
10. 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.
Electromagnetic Interference (EMI)
Straight Through Cable
Advanced Encryption Standard (AES)
Pin #1
11. This is a disturbance that can affect electrical circuits - devices - and cables due to electromagnetic conduction and possibly radiation.
Pin #6
Twisted Pair Cables
Electromagnetic Interference (EMI)
11 Mbps
12. If you are making a crossover cable and one end is 568A - what should the other end be?
Category 3 Cable Type
568B
Radio Frequency Interference (RFI)
Crossover Cable
13. Used to extend the coverage of a wireless network.
568B
Crossover Cable
Wireless Repeater
Fiber
14. Have an aluminum shield inside the plastic jacket that surrounds the pairs of wires.
Shielded Twisted Pair (STP) Cables
Frame Aggregation
Fiber Optic Cable
Radio Frequency Interference (RFI) Protection
15. This means that wireless devices can have more antennas - up to four maximum.
Pin #1
Multiple-Input Multiple Output (MIMO)
UTP
568B
16. 100 Mbps
Category 5 Cable Type
Pin #5
Radio Frequency Interference (RFI) Protection
WPA2
17. 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
Continuity Tester
Pin #8
Port Based Network Access Control (PNAC)
18. 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.
IEEE 802.1X
11 Mbps
Service Set Identifier (SSID)
802.11a
19. For organizations - using - authentication for wireless networks is recommended.
Radio Frequency Interference (RFI)
Plenum-Rated
802.1x
WPA2
20. The older standard BOGB cable.
568A
Pin #8
Unshielded Twisted Pair (UTP)
Category 6 Cable Type
21. 568B = White/brown - 568A = White/brown - BOGB = White/brown
Wireless Repeater
Wired Equivalent Privacy (WEP)
Pin #7
Straight Through Cable
22. 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.
Multi-mode (MM)
Pin #7
Data Emanation
Radio Frequency Interference (RFI)
23. What is the maximum speed supported by 802.11b?
Ad-hoc/P2P Mode
Wired Equivalent Privacy (WEP)
11 Mbps
Pin #6
24. Similar to a wireless repeater - but the bridge can connect different 802.11 standards together; this is know as bridge mode.
Wireless Bridge
Faraday Cage
54 Mbps
TIA/EIA
25. 64-bit encryption level
Wired Equivalent Privacy (WEP)
Radio Frequency Interference (RFI)
Punch-Down Tool
Shielded Twisted Pair (STP) Cables
26. Used to connect like devices to each other - for example - a computer to another computer - or a switch to another switch.
Port Based Network Access Control (PNAC)
Pin #7
Crossover Cable
MDI-X
27. Occurs when all of the clients communicate directly with each other. There is no base or wireless access point.
802.1x
Pin #8
11 Mbps
Ad-hoc/P2P Mode
28. Medium dependent interface crossover
Single-mode (SM)
Wi-Fi Protected Access (WPA2)
Radio Frequency Interference (RFI)
MDI-X
29. Port based network access control (PNAC)
Single-mode (SM)
Plenum-Rated
IEEE 802.1X
Interference
30. Has eight wires; they are copper conductors that transmit electric signals. These eight wires are grouped into four pairs: blue - orange - green - and brown.
Port Based Network Access Control (PNAC)
Straight Through Cable
Wi-Fi Protected Access (WPA2)
Twisted Pair Cables
31. 568B = Blue - 568A = Blue - BOGB = Orange
Ad-hoc/P2P Mode
Wireless Repeater
Frame Aggregation
Pin #4
32. 11 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
Twisted Pair Cables
802.11b
MDI-X
Infrastructure Mode
33. Blue - orange - green and brown.
Wired Equivalent Privacy (WEP)
Pin #2
BOGB Colors
Crosstalk
34. Medium dependent interface.
Pin #7
MDI Port
Wireless LAN (WLAN)
Twisted Pair Cables
35. What is the minimum category of twisted-pair cable you need to support 100 Mbps?
Wired Equivalent Privacy (WEP)
568B
Category 5
Single-mode (SM)
36. 100 Mbps and Gigabit networks and is usually rated at 350 MHz - but actual speed varies depending on several different networking factors.
Near End Crosstalk (NEXT)
Category 5e Cable Type
Faraday Cage
Radio Frequency Interference (RFI)
37. 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.
Ad-hoc/P2P Mode
Attenuation
Wireless Repeater
Multi-mode (MM)
38. Tests all of the pins of a connection one by one.
Attenuation
Radio Frequency Interference (RFI) Protection
Crossover Cable
Continuity Tester
39. 54 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
Fiber
Shielded Twisted Pair (STP) Cables
BOGB Colors
802.11g
40. 600 Mbps (Data Transfer Rate) and 5 GHz and/or 2.4 GHz Frequency
Interference
802.11n
802.11g
Pin #1
41. Anything that disrupts or modifies a signal that is traveling along a wire.
UTP
568B
MDI Port
Interference
42. Gigabit networks. Has different versions that run at 250 MHz and 500 MHz.
Wireless Network Adapters
Pin #1
Pin #6
Category 6 Cable Type
43. This is interference that can come from AM/FM transmissions and cell phone towers.
IEEE 802.1X
Radio Frequency Interference (RFI)
Advanced Encryption Standard (AES)
Pin #3
44. Allow for connectivity between a desktop computer or laptop and the wireless access pint.
Wireless Network Adapters
Category 5e Cable Type
Multiple-Input Multiple Output (MIMO)
11 Mbps
45. Multi-mode fiber (The Medium) - Half duplex: 400 meters; full duplex: 2 km - Single-mode fiber (The Medium) - Full duplex: 10km
100Base-FX
Fiber
IEEE 802.11
Fiber Optic Cable
46. Regular twisted-pair cabling
Unshielded Twisted Pair (UTP)
Category 3 Cable Type
Twisted Pair Cables
MDI-X
47. 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.
MDI Port
Wireless LAN (WLAN)
Unshielded Twisted Pair (UTP)
Single-mode (SM)
48. What is used to identify a wireless network?
Plenum-rated
Service Set Identifier (SSID)
Service Set Identifier (SSID)
Faraday Cage
49. The sending of two or more frames of data in a single transmission.
Multiple-Input Multiple Output (MIMO)
Frame Aggregation
Continuity Tester
Infrastructure Mode
50. 10 Mbps
Category 3 Cable Type
WPA2
Wired Equivalent Privacy (WEP)
100Base-FX