____ is a television transmission standard that is used in Africa, Europe, the Middle East, and South America.
A) NTSC
B) PAL
C) SECAM
D) ERC
Correct Answer:
Verified
Q20: H.225, H.245, and H.450 are examples of
Q21: In the US, the main line power
Q22: In VoIP, the IP addresses are converted
Q23: MPEG-2 has _ levels of resolution.
A)3
B)4
C)4.
D)6
Q24: Which is not a MPEG level that
Q26: _ is a video compression technique that
Q27: The M in PCM stands for _.
A)multicast
B)modulation
C)media
D)moving
Q28: Which is not true about SIP?
A)It uses
Q29: The _ standard outlines several types of
Q30: 
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