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QUESTION 45
Which of these is the equation used to derive a 64 Kbps bit rate?
A. 2 x 4 kHz x 8-bit code words
B. 2 x 4-bit code words x 8 kHz
C. 8 kHz x 8-bit code words
D. 2 x 8 kHz x 4-bit code words
Correct Answer: A QUESTION 46
What is the benefit of deploying a gatekeeper in an H.323 IP telephony network?
A. provides spatial redundancy through the use of HSRP
B. provides load balancing via GUP when alternate gatekeepers are deployed
C. reduces configuration complexity by centralizing the dial plan
D. increases redundancy by allowing each gateway to maintain a copy of the dial plan
Correct Answer: C QUESTION 47
An organization needs a WAN Transport technology that meets these criteria:
has a low initial cost provides low-to-medium BW has medium-to-high latency and jitter
Which technology would you suggest?