Which of the following refers to Line coding used with the 2-wire, U reference of a Basic Rate Interface?
A. BRTZ-AMI
B. HDB3
C. 2B1Q
Encryption security of Video and Audio will be used to make A. only the packet headers unreadable
B. only the first packet header unreadable
C. only the packet payload unreadable
D. None of the above
E1 framing has a bit structure of how many bits per frame?
Clue Full metallic E1 speed divided by 8KHz Stratum timing.
A. 200
B. 240
C. 256
D. 300
MCU operation of H.323 Videoconferencing over IP is defined as which two components?
A. Network Controller and Multipoint Controller
B. Multipoint Controller and Multipoint Processor
C. Multipoint Processor and Video Controller
D. Audio and Video Controller
E. All of the above
Which two types of Networks are capable of providing consistent, guaranteed QoS Constant Bit Rate Transport with a steady reliable clock source?
A. ISDN D-Channel
B. ISDN Circuit Switched Voice
C. ISDN Circuit Switched Data
D. X.25 / X.75 Packet Switching
E. ATM CBR-AAL0 Service
F. Public Virtual Private Network
Where is the G.711 A-law used?
A. T1 Networks
B. T3 Networks
C. ATM Networks
D. E1 Networks
Video Conferencing Terminals that are designed to tolerate Network delay, packets lost, packets out of sequence, and jitter are called________.
A. H.321 Terminals
B. H.320 Terminals
C. H.323 Terminals
D. F.150 Terminals
E. T.120 Data Transfer ANSI Terminals.
Which ITU-T Standard describes the MCU or Video Bridge for Audio Visual Terminals?
A. H.230
B. H.231
C. H.241
D. H.242
E. G.711
F. G.722
Which H.263 Annex is used to implement 60 / 50 Fields per Second Intra Video -Sync Operation?
A. Annex N
B. Annex F
C. Annex P
D. Annex W
E. Annex Q
IEEE oversees which of the following?
A. ANSI standards
B. ISO standards
C. 802 LAN groups
D. OSI Model
E. Bell Standards
F. All of the above
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