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TIA Convergent Network Technologies
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What is the H.26x series of standards for?
Data transmissions
Video transmissions
Audio transmissions
All of the above
What series of standards define video transmissions?
T.120
G.7xx
H.26x
All of the above
What does the H.323 protocol suite do?
Provides the framework for capabilities matching
Mandates specific implementations/deployment
Limits media stream format and content
All of the above
Which of these statements is true?
H.323 provides a connection setup protocol.
H.323 does not mandate address mapping.
H.323 defines operating elements and relationships.
All of the above.
Pulse code modulation for audio transmissions is defined by the standard.
A. H.261 and G.711 B. G.722 and H.261 C. G.711 and G.722
D. T.13 and G.722
Pulse code modulation (PCM), as used with audio transmissions, is defined within the
series of standards.
H.26x
G.7xx
T.1xx
RSVP
The G.711 and G.722 standards relate to for audio transmissions.
Pulse code modulation
Port-oriented multiplexing
Bandwidth compression
Packet prioritization
Which of these statements is true?
Video transmissions are regulated by the H.26x series of standards.
The four formats that define video picture size are included in the H.263 standard.
The H.26x series of standards is part of the H.323 protocol suite.
All of the above.
The four formats that define video picture size are included in what standard?
A. G.723.1 B. H.261 C. T.120 D. H.263
Which of these statements is true?
H.263 defines one standard picture size for video transmissions.
The H.26x series of standards regulates video transmissions.
The H.26x series of standards is part of the T.120 protocol suite.
All of the above.
The DiffServ protocol
Reserves network capacity before session initialization.
Allows different priorities for voice packets than for other packets.
Provides QoS at Layer 2 for Ethernet networks.
Provides for voice quality by limiting bandwidth of non-voice packets.
The QoS protocol which assigns different priorities to different kinds of packets is called
IntServ.
RSVP.
IEEE 802.11b.
DiffServ.
Which of the following is true of DiffServ?
It uses IEEE 802.1 framing bits to prioritize frames.
It uses "type of service" bits in the IP header to prioritize packets.
It reserves bandwidth at the beginning of a call.
It is part of the RSVP method of providing QoS.
Establishing a dedicated end-to-end circuit for real-time voice, video, and data communications is part of which standard?
A. H.325 B. T.120 C. H.263
D. RSVP
Which standard will allow users to "reserve" a dedicated end-to-end circuit for real-time voice, video, and data communications?
A. T.120 B. H.263
C. RSVP D. G.723.1
The RSVP standard is for
Establishing a dedicated end-to-end circuit for real-time voice, video, and data communications.
Providing supplemental services, such as PBX features.
Defining run-time protocols and port-oriented multiplexing.
All of the above.
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