644-334.pdf - Cisco 644-334 SP Video Phase III Cable Access http\/killexams.com\/exam-detail\/644-334 A Video-on-Demand(VD signals B Voice over IP(VoIP

644-334.pdf - Cisco 644-334 SP Video Phase III Cable Access...

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644-334 Cisco SP Video Phase III Cable Access
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A. Video-on-Demand (VD) signals B. Voice over IP (VoIP) signals C. High-speed data for Internet access D. National video channels E. Radio channels Answer: A, B, C QUESTION: 17 How much will the RF output level change when the optical input level to a receiver changes be 1 dB? A. 1 dB B. 2 dB C. 3dB D. 4dB Answer: B QUESTION: 18 What are the three Key benefits of a Hybrid Fiber Coaxial network compared to an all coaxial' network? (Choose three) A. improves overall reliability and end-of-line signal quality B. Facilitates delivery of Narrowcast (targeted) services C. eliminates the need for outdoor power supplies D. Reduces noise accumulation in the upstream signal path E. Redamount of fiber in the network Answer: A, B, D QUESTION: 19 What is the result effect on signal quality when adding optical amplifiers to a design?
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  • Fall '20
  • Voice over Internet Protocol, The Network, Hybrid fibre-coaxial

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