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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. If you are making a crossover cable and one end is 568A - what should the other end be?
802.1x
Crossover Cable
Pin #5
568B
2. 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.
Advanced Encryption Standard (AES)
Single-mode (SM)
568B
Category 5e Cable Type
3. 568B = White/orange - 568A = White/green - BOGB = White/blue
Temporal Key Integrity Protocol (TKIP)
Pin #1
Service Set Identifier (SSID)
Pin #5
4. When you pick up your wireless phone - your computer drops network connectivity. What could be the cause of the problem?
Faraday Cage
568A
Radio Frequency Interference (RFI)
Punch-Down Tool
5. 568B = White/blue - 568A = White/blue - BOGB = White/green
54 Mbps
Punch-Down Tool
568B
Pin #5
6. Medium dependent interface.
Pin #7
MDI Port
Radio Frequency Interference (RFI)
Punch-Down Tool
7. Tests all of the pins of a connection one by one.
Straight Through Cable
Wireless Bridge
Continuity Tester
Shielded Twisted Pair (STP) Cables
8. 100 Mbps and Gigabit networks and is usually rated at 350 MHz - but actual speed varies depending on several different networking factors.
802.11b
802.11n
11 Mbps
Category 5e Cable Type
9. What is the most common cable used today?
802.11g
UTP
Multi-mode (MM)
Straight Through Cable
10. Provides strong authentication to devices that need to connect to the WLAN; it can also be used for regular wired LANs.
Pin #4
Category 5e Cable Type
Wired Equivalent Privacy (WEP)
Port Based Network Access Control (PNAC)
11. 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.
Category 5 Cable Type
Multi-mode (MM)
Wi-Fi Protected Access (WPA2)
54 Mbps
12. 600 Mbps (Data Transfer Rate) and 5 GHz and/or 2.4 GHz Frequency
568B
Pin #3
802.11n
Pin #6
13. This means that wireless devices can have more antennas - up to four maximum.
UTP
Temporal Key Integrity Protocol (TKIP)
Multiple-Input Multiple Output (MIMO)
IEEE 802.1X
14. What is the most secure encryption used in wireless networks?
Pin #5
MDI-X
Wireless Network Adapters
WPA2
15. What do you call it when electrical signals jump to another set of wires?
Interference
Attenuation
54 Mbps
Crosstalk
16. 54 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
Pin #8
Wi-Fi Protected Access (WPA2)
Pin #7
802.11g
17. This is a disturbance that can affect electrical circuits - devices - and cables due to electromagnetic conduction and possibly radiation.
Radio Frequency Interference (RFI)
568B
Electromagnetic Interference (EMI)
Wireless LAN (WLAN)
18. 568B = Blue - 568A = Blue - BOGB = Orange
Straight Through Cable
Far End Crosstalk (FEXT)
MDI Port
Pin #4
19. The signal degrades to such a point that it cannot be interpreted by the destination host.
Continuity Tester
Attenuation
Straight Through Cable
Far End Crosstalk (FEXT)
20. What is the minimum category of twisted-pair cable you need to support 100 Mbps?
Pin #3
Unshielded Twisted Pair (UTP)
Twisted Pair Cables
Category 5
21. Transmits light (photons) instead of electricity - and this light is transmitted over glass or plastic.
Wired Equivalent Privacy (WEP)
Pin #7
Fiber Optic Cable
Crosstalk
22. The standard BOGB cable.
Plenum-Rated
568B
Service Set Identifier (SSID)
802.11g
23. Used to connect like devices to each other - for example - a computer to another computer - or a switch to another switch.
Continuity Tester
Data Emanation
UTP
Crossover Cable
24. Allow for connectivity between a desktop computer or laptop and the wireless access pint.
BOGB Colors
Punch-Down Tool
Wireless Network Adapters
Advanced Encryption Standard (AES)
25. What is the maximum speed supported by 802.11b?
11 Mbps
Wireless Network Adapters
Category 5e Cable Type
Attenuation
26. Blue - orange - green and brown.
Radio Frequency Interference (RFI) Protection
Single-mode (SM)
BOGB Colors
Shielded Twisted Pair (STP) Cables
27. Gigabit networks. Has different versions that run at 250 MHz and 500 MHz.
Category 6 Cable Type
Pin #4
Category 5
Pin #5
28. 568B = White/brown - 568A = White/brown - BOGB = White/brown
Pin #7
Radio Frequency Interference (RFI)
Crossover Cable
Fiber Optic Cable
29. 128-bit encryption level
Pin #5
54 Mbps
Temporal Key Integrity Protocol (TKIP)
Wireless Bridge
30. 256-bit encryption level
Wi-Fi Protected Access (WPA2)
Data Emanation
Interference
Fiber Optic Cable
31. Used to extend the coverage of a wireless network.
Plenum-Rated
Straight Through Cable
Crossover Cable
Wireless Repeater
32. The sending of two or more frames of data in a single transmission.
Plenum-rated
Frame Aggregation
100Base-FX
Multiple-Input Multiple Output (MIMO)
33. Occurs when there is measured interference between two pairs in a single cable - measured on the cable end nearest the transmitter.
IEEE 802.1X
802.11g
Near End Crosstalk (NEXT)
Crossover Cable
34. Anything that disrupts or modifies a signal that is traveling along a wire.
Service Set Identifier (SSID)
Continuity Tester
Electromagnetic Interference (EMI)
Interference
35. What is used to identify a wireless network?
Service Set Identifier (SSID)
802.11n
Continuity Tester
Pin #1
36. 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?
Single-mode (SM)
Fiber
MDI Port
BOGB Colors
37. 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.
Crosstalk
Pin #3
Straight Through Cable
Radio Frequency Interference (RFI)
38. 64-bit encryption level
Far End Crosstalk (FEXT)
Wired Equivalent Privacy (WEP)
WPA2
Pin #6
39. 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.
Attenuation
Continuity Tester
Shielded Twisted Pair (STP) Cables
Data Emanation
40. In order to ensure compatibility - the WAP and other wireless devices must all use the same __________.
802.11b
IEEE 802.11
Pin #2
Data Emanation
41. If you want to connect a computer directly to another computer without using a switch - you use a _____________.
Multiple-Input Multiple Output (MIMO)
Shielded Twisted Pair (STP) Cables
Crossover Cable
Pin #3
42. Occurs when all of the clients communicate directly with each other. There is no base or wireless access point.
Electromagnetic Interference (EMI)
802.11g
Ad-hoc/P2P Mode
Wi-Fi Protected Access (WPA2)
43. What type of cable should be used as part of a fire code for a building?
Category 5e Cable Type
Multi-mode (MM)
Plenum-Rated
568B
44. 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.
Pin #5
MDI-X
802.11g
IEEE 802.11
45. 11 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
Radio Frequency Interference (RFI)
802.11b
Radio Frequency Interference (RFI) Protection
11 Mbps
46. Occurs when there is similar interference - measured at the cable end farthest from the transmitter.
Far End Crosstalk (FEXT)
Crosstalk
Wireless Network Adapters
Category 6 Cable Type
47. Has eight wires; they are copper conductors that transmit electric signals. These eight wires are grouped into four pairs: blue - orange - green - and brown.
MDI-X
Plenum-rated
Twisted Pair Cables
Continuity Tester
48. 54 Mbps (Data Transfer Rate) and 5 GHz Frequency
802.11a
Ad-hoc/P2P Mode
Advanced Encryption Standard (AES)
Plenum-rated
49. 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
Advanced Encryption Standard (AES)
Pin #4
Pin #8
50. Port based network access control (PNAC)
Wireless Network Adapters
Wi-Fi Protected Access (WPA2)
Fiber
IEEE 802.1X