CompTiaNetworkFlashcards.txt

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Author:
fseiler
ID:
150199
Filename:
CompTiaNetworkFlashcards.txt
Updated:
2012-04-25 22:40:50
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network
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network+
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  1. IEEE 802.3
    The IEEE standard for Ethernet
  2. IEEE 802.3ab
    The IEEE standard for 1000BaseT
  3. IEEE 802.3z
    The umbrella IEEE standard for all versions of Gigabit Ethernet other than 1000BaseT
  4. IEEE 802.1x
    a port-authentication network access control mechanism
  5. IEEE 802.11a frequency range? throughput?
    5 GHz, 54 Mbps
  6. IEEE 802.11b frequency range? throughput?
    2.4 GHz, 11 Mbps
  7. IEEE 802.11g frequency range? throughput?
    2.4 GHz, 54 Mbps
  8. IEEE 802.11n frequency range? throughput?
    2.4 or 5 GHz, 400 Mbps
  9. IEEE 802.11i
    a standard for wireless security
  10. IEEE 802.16
    WiMax, range up to 30 miles
  11. H.323
    a control protocol that runs over RTP, for VoIP
  12. A T1 line has how many channels? Total bandwidth?
    24 channels, 1.5 Mbps
  13. A T3 line has how many channels? Total bandwidth?
    672 channels, 44.7 Mbps
  14. A E1 line has how many channels? Total bandwidth?
    32 channels, 2.0 Mbps
  15. A E3 line has how many channels? Total bandwidth?
    512 channels, 34.4 Mbps
  16. 10BaseT uses what cable? Max distance from hub?
    CAT 3 or better, 100m
  17. 10BaseFL uses what cable? Max distance from hub?
    multimode fiber, 2km
  18. 100BaseTX uses what cable type? Max distance from hub?
    CAT 5e or better, 100m
  19. 100BaseFX uses what cable type? Max distance from hub?
    multimode fiber, 2km
  20. 1000BaseCX uses what cable type? Max distance from hub?
    twinaxial cable, 25m
  21. 1000BaseSX uses what cable type? Max distance from hub?
    multimode fiber, 500m
  22. 1000BaseLX users what cable type? Max distance from hub?
    single-mode fiber, 5km
  23. 1000BaseT uses what cable type? Max distance from hub?
    CAT 5e or better, 100m
  24. 10GBaseSR uses what cable type? Max distance from hub?
    multimode, 300m
  25. 10GBaseSW uses what cable type? Max distance from hub?
    multimode, 300m
  26. 10GBaseLR uses what cable type? Max distance from hub?
    single-mode, 10km
  27. 10GBaseLW uses what cable type? Max distance from hub?
    single-mode, 10km
  28. 10GBaseER uses what cable type? Max distance from hub?
    single-mode, 40km
  29. 10GBaseEW uses what cable type? Max distance from hub?
    single-mode, 40km
  30. 10GBaseT uses what cable type? Max distance from hub?
    CAT 6/6a, 100m
  31. class A addresses start with what?
    1-126
  32. class B addresses start with what?
    128-191
  33. class C addresses start with what?
    192-223
  34. class D addresses start with what?
    224-239
  35. class E addresses start with what?
    240-254
  36. private class A addresses start with what?
    10
  37. private class B addresses start with what?
    172.16 thru 172.31
  38. private class C addresses start with what?
    192.168
  39. BOOTP uses what port(s) of what type?
    UDP ports 67, 68
  40. DHCP uses what port(s)? of what type?
    UDP ports 67,68
  41. FTP uses what port(s)? of what type?
    TCP ports 20,21
  42. HTTP uses what port(s)? of what type?
    TCP port 80
  43. HTTPS uses what port(s)? of what type?
    TCP port 443
  44. IMAP4 uses what port(s)? of what type?
    TCP port 143
  45. POP3 uses what port(s)? of what type?
    TCP port 110
  46. SMTP uses what port(s) of what type?
    TCP port 25
  47. SSH uses what port(s) of what type?
    TCP port 22
  48. TFTP uses what port(s) of what type?
    UDP port 69
  49. RDP uses what port(s) of what type?
    TCP port 3389
  50. Bridges work at what layer of the OSI model?
    layer 2, the data link layer
  51. What type of channels does ISDN have?
    Bearer(B) channels & Delta(D) channels
  52. What is the data rate of DS0?
    64 Kbps
  53. What is at the ends of a T1 line?
    CSU/DSU units
  54. What are the wireless network modes?
    ad hoc (peer-to-peer) and infrastructure
  55. What are the methods of wireless collision avoidance?
    DCF (Distributed coordination function) and PCF (Point coordination function)
  56. The 801.11 standard defines how many channels?
    14
  57. How many pairs of wires are in a CAT 5e cable?
    4 pairs

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