T-3 is a very popular WAN data service provided by telecom carriers.Its data rate is _____.
A) 64 kbps
B) 1) 544 mbps
C) 44.736 mbps
D) 256 kbps
Correct Answer:
Verified
Q3: In data communications,a virtual circuit _.
A)can carry
Q4: The statistically multiplexed WAN technology that is
Q5: WAN technologies use broadcast.
Q6: T-1 is the simplest WAN data service
Q7: The earliest wide area data networks were
Q9: Virtual circuit IDs are _.
A)global
B)shared among neighboring
Q10: A popular TDM WAN technology is _.
A)frame
Q11: When a device has data to be
Q12: Compared to point-to-point links,statistically multiplexed WANs improve
Q13: The statistically multiplexed WAN technology that uses
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