SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. 64-bit encryption level
Twisted Pair Cables
Wired Equivalent Privacy (WEP)
IEEE 802.11
Ad-hoc/P2P Mode
2. This is a disturbance that can affect electrical circuits - devices - and cables due to electromagnetic conduction and possibly radiation.
UTP
Frame Aggregation
Crossover Cable
Electromagnetic Interference (EMI)
3. Which of the following is not a characteristic of 802.11n?
Far End Crosstalk (FEXT)
Category 5
Pin #8
Radio Frequency Interference (RFI) Protection
4. 128- -192- - and 256-bit
Continuity Tester
Advanced Encryption Standard (AES)
Radio Frequency Interference (RFI) Protection
MDI-X
5. Used to connect like devices to each other - for example - a computer to another computer - or a switch to another switch.
Crossover Cable
Infrastructure Mode
54 Mbps
MDI-X
6. 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?
BOGB Colors
Wireless Bridge
Fiber
802.11a
7. 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.
Faraday Cage
Straight Through Cable
Wireless Network Adapters
Data Emanation
8. 54 Mbps (Data Transfer Rate) and 5 GHz Frequency
Far End Crosstalk (FEXT)
802.11a
BOGB Colors
Wired Equivalent Privacy (WEP)
9. The sending of two or more frames of data in a single transmission.
Wireless Network Adapters
568A
802.11a
Frame Aggregation
10. 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.
802.11g
Infrastructure Mode
TIA/EIA
Crosstalk
11. 568B = Brown - 568A = Brown - BOGB = Brown
Pin #1
Pin #8
802.11n
Advanced Encryption Standard (AES)
12. 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.
Pin #1
Multi-mode (MM)
Crossover Cable
Temporal Key Integrity Protocol (TKIP)
13. 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
Ad-hoc/P2P Mode
MDI-X
Wired Equivalent Privacy (WEP)
14. 100 Mbps
Category 5 Cable Type
Category 3 Cable Type
Port Based Network Access Control (PNAC)
Faraday Cage
15. The signal degrades to such a point that it cannot be interpreted by the destination host.
Attenuation
Category 6 Cable Type
Fiber Optic Cable
Data Emanation
16. Blue - orange - green and brown.
Category 3 Cable Type
BOGB Colors
802.11a
Category 6 Cable Type
17. 568B = White/blue - 568A = White/blue - BOGB = White/green
Pin #5
802.11n
Pin #3
Wireless Network Adapters
18. Multi-mode fiber (The Medium) - Half duplex: 400 meters; full duplex: 2 km - Single-mode fiber (The Medium) - Full duplex: 10km
802.11b
100Base-FX
Continuity Tester
Category 5
19. 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.
IEEE 802.1X
Crosstalk
TIA/EIA
Radio Frequency Interference (RFI) Protection
20. 568B = White/brown - 568A = White/brown - BOGB = White/brown
Pin #8
568A
Pin #7
Infrastructure Mode
21. Has eight wires; they are copper conductors that transmit electric signals. These eight wires are grouped into four pairs: blue - orange - green - and brown.
Interference
Category 3 Cable Type
54 Mbps
Twisted Pair Cables
22. What is the maximum speed supported by 802.11b?
Unshielded Twisted Pair (UTP)
Fiber
11 Mbps
Single-mode (SM)
23. You need to connect a twisted-pair cable to the back of a patch panel. What tool should you use?
Punch-Down Tool
Category 6 Cable Type
Twisted Pair Cables
Continuity Tester
24. 100 Mbps and Gigabit networks and is usually rated at 350 MHz - but actual speed varies depending on several different networking factors.
WPA2
Category 5e Cable Type
100Base-FX
Pin #7
25. Telecommunications Industry Association/Electronics Industries Alliance
MDI-X
802.11g
Wireless Network Adapters
TIA/EIA
26. What type of cable should be used as part of a fire code for a building?
Plenum-Rated
Data Emanation
Service Set Identifier (SSID)
TIA/EIA
27. Occurs when all of the clients communicate directly with each other. There is no base or wireless access point.
MDI Port
Ad-hoc/P2P Mode
Fiber
Pin #7
28. What is the maximum speed supported by 802.11g?
54 Mbps
802.11a
Continuity Tester
Pin #2
29. 11 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
IEEE 802.1X
Punch-Down Tool
802.11b
Radio Frequency Interference (RFI)
30. 568B = Green - 568A = Orange - BOGB = Green
Pin #1
Pin #6
Multi-mode (MM)
UTP
31. 54 Mbps (Data Transfer Rate) and 2.4 GHz Frequency
Continuity Tester
Continuity Tester
802.11g
Pin #3
32. Occurs when there is similar interference - measured at the cable end farthest from the transmitter.
Far End Crosstalk (FEXT)
802.11a
Multi-mode (MM)
Faraday Cage
33. Occurs when there is measured interference between two pairs in a single cable - measured on the cable end nearest the transmitter.
Twisted Pair Cables
Category 6 Cable Type
568B
Near End Crosstalk (NEXT)
34. 256-bit encryption level
Data Emanation
Wi-Fi Protected Access (WPA2)
Wireless Network Adapters
MDI-X
35. 128-bit encryption level
Temporal Key Integrity Protocol (TKIP)
Pin #5
Crosstalk
Category 5
36. What do you call it when electrical signals jump to another set of wires?
WPA2
Continuity Tester
Service Set Identifier (SSID)
Crosstalk
37. 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.
Single-mode (SM)
Twisted Pair Cables
Pin #7
MDI-X
38. Tests all of the pins of a connection one by one.
Ad-hoc/P2P Mode
802.11n
Continuity Tester
IEEE 802.1X
39. What is the most common cable used today?
Category 6 Cable Type
MDI-X
UTP
802.1x
40. What is the minimum category of twisted-pair cable you need to support 100 Mbps?
Radio Frequency Interference (RFI)
Continuity Tester
Category 5
Near End Crosstalk (NEXT)
41. 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.
Multiple-Input Multiple Output (MIMO)
UTP
Near End Crosstalk (NEXT)
Single-mode (SM)
42. 10 Mbps
BOGB Colors
Pin #3
Crosstalk
Category 3 Cable Type
43. To test a cable - what tool would you use?
Crosstalk
Frame Aggregation
TIA/EIA
Continuity Tester
44. This means that wireless devices can have more antennas - up to four maximum.
Multiple-Input Multiple Output (MIMO)
Pin #2
Continuity Tester
Category 6 Cable Type
45. A network composed of at least one WAP and at least one computer or handheld device that can connect to the WAP.
Pin #7
Wired Equivalent Privacy (WEP)
Pin #5
Wireless LAN (WLAN)
46. These cables have Teflon coating that makes them more impervious to fire.
Data Emanation
Plenum-rated
Service Set Identifier (SSID)
Temporal Key Integrity Protocol (TKIP)
47. If you want to connect a computer directly to another computer without using a switch - you use a _____________.
Pin #7
Far End Crosstalk (FEXT)
Crossover Cable
IEEE 802.11
48. If you are making a crossover cable and one end is 568A - what should the other end be?
IEEE 802.1X
Pin #8
Service Set Identifier (SSID)
568B
49. This is interference that can come from AM/FM transmissions and cell phone towers.
Radio Frequency Interference (RFI)
Wired Equivalent Privacy (WEP)
Service Set Identifier (SSID)
Continuity Tester
50. What is used to identify a wireless network?
Service Set Identifier (SSID)
802.11n
Faraday Cage
Advanced Encryption Standard (AES)