Progression: Field Tech V - VI Conventional 120 Questions with Correct Answers

Progression: Field Tech V - VI Conventional 120 Questions with Correct Answers Which concept has enabled Software as a Service (SaaS), Platform as a Service (PaaS), and Networking as a Service (NaaS) offerings? - Correct Answer 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? - Correct Answer Gateway What are the three sub-network interfaces managed by PacketCable? - Correct Answer 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? - Correct Answer 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? - Correct Answer Tier II Secondary VoIP. When a call is made from a phone that is on a managed IP phone system to a phone that is outside the managed IP phone system, how does the call get routed to the receiving phone? - Correct Answer The gateway down-converts the digital data to an analog electrical signal format and routes the call to the public switched telephone network (PSTN).