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Quiz 5: Wired Ethernet Lans
At What Layer Is the 100base-Tx Standard
Question 72
Multiple Choice
At what layer is the 100BASE-TX standard? A)physical B)data link C)Internet D)physical and data link
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Q 73
The 1000BASE-T standard has a maximum distance of 100 meters.When this standard is used,100 meters is the maximum distance span of an Ethernet network.
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LANs that span distances of several kilometers by using multimode fiber are made possible by ________. A)multimode optical fiber B)high modal dispersion C)high modal bandwidth D)regeneration
Q 75
In Ethernet,synchronization is the purpose of the ________ field. A)preamble B)frame check sequence C)both A and B
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