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QUESTION 21
The H.264 supports which of the following frame rates?
A. 30, 10 only
B. 30, 15, 12, 7.5 only
C. 30, 15, 10, 7.5, 6, 5, 4, 3, 2, and 1
D. 30, 10, 7.5, 6 only
Correct Answer: C
QUESTION 22
MPEG4 Part 10 (H.264) coder requires what network data rate to sustain full motion video at SIF resolution?
A. More than 10,000 kilobits per second
B. More than 3,000 kilobits per second
C. Less than 1 kilobit per second
D. Less than 384 kilobits per second
Correct Answer: D
QUESTION 23
The G.723.1 uses which bit rates?
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QUESTION 1
Videoconferencing over IP End Point Systems https://www.pass4itsure.com/1k0-002.html must use signalling to establish a media channel conference Call Setup. Call Operations are part of what Standard?
A. LAP / B
B. LAP / D
C. H.225/Q.921
D. H.225/Q.931
E. H.225/H.261
Correct Answer: D
QUESTION 2
What does Automatic Gain Control (AGC) do?
A. It turns down the volume to the far-end microphone.
B. It turns up the volume to the far-end microphone.
C. It builds the volume to the near-end microphone.
D. It selects among multiple microphones.
