Computer Science > QUESTIONS & ANSWERS > Progression: Field Tech V - VI Conventional | 120 Questions with 100% Correct Answers | Updated & Ve (All)
Which concept has enabled Software as a Service (SaaS), Platform as a Service (PaaS), and Networking as a Service (NaaS) offerings? - ✔✔The separation of the transport and connectivity from the ... applications and services running atop the transport. Which piece of equipment in a VoIP (voice over Internet protocol) phone system routes a call to the public switched telephone network (PSTN) when the receiving location is from outside the Packet Cable managed IP network? - ✔✔Gateway What are the three sub-network interfaces managed by PacketCable? - ✔✔Hybrid fiber/coax (HFC), managed IP, and public switched telephone network (PSTN). Why is PacketCable VoIP (voice over Internet protocol) a more efficient way of handling calls? - ✔✔Most cable operators have built their own IP telephone networks that use Internet protocol rules. Which of the voice over Internet protocol (VoIP) service tiers bypasses the cable operators direct link to the public switched telephone network (PSTN) and routes packets over the Internet to another telephone company? - ✔✔Tier II Secondary VoIP [Show More]
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