NCTI
Liberty University
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Exam (elaborations)
NCTI 2020 Test Field Tech II - III Conventional GRADED A (VERY RESOURCEFUL)
Which of these components is used in a passive optical network (PON)? - ANSWER Optical splitters. Which should be used to cut the fiberdrop's buffer tube? - ANSWER A tube cutter What is one reason why broadband cable operators install fiber-optic cable in stages instead of changing the infrastructure all at once? - ANSWER Changing the infrastructure all at once would cause too many service disruptions. When a pre-connectorized fiber is not attached to equipment, what should be attached ...
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Exam (elaborations)
NCTI FT V TO FT VI 2023 GRADED A (VERY RESOURCEFUL)
Popular1. Which piece of equipment in a VoIP phone system routes a call to the public switched telephone network (PSTN) when the receiving location is from outside the PacketCable managed IP network?: Network interface device (NID). 2. What are the three sub-network interfaces managed by PacketCable?: Hybrid fiber/coax (HFC), managed IP, and public switched telephone network (PSTN). 3. Which of the VoIP service tiers bypass the cable operator's direct link to the public switched telephone network...
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Exam (elaborations)
NCTI PROGRESSION: FIELD TECH III - IV CONVENTIONAL GRADED A (VERY RESOURCEFUL)
The Open Systems Interconnection reference model (OSI/RM) Network Layer serves which primary purpose? - ANSWER It uses Layer 3 addresses to create multiple routed networks. The address 68.56.189.17 belongs to which Internet protocol (IP) class? - ANSWER Class A What happens to a datagram sent by a higher level protocol to a 127.x.y.z address? - ANSWER The datagram loops back inside the host and never leaves the network interface card (NIC). Which device evaluates and acts upon a packet'...
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Exam (elaborations)
NCTI Progression Field Tech V - VI Conventional 2023 GRADED A (VERY RESOURCEFUL)
Which concept has enabled Software as a Service (SaaS), Platform as a Service (PaaS), and Networking as a Service (NaaS) offerings? - 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? - ANSWER Gateway Wh...
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Exam (elaborations)
NCTI PROGRESSION: FIELD TECH III - IV CONVENTIONAL (545 Q$As) GRADED A (VERY RESOURCEFUL)
The Open Systems Interconnection reference model (OSI/RM) Network Layer serves which primary purpose? - ANSWER It uses Layer 3 addresses to create multiple routed networks. The address 68.56.189.17 belongs to which Internet protocol (IP) class? - ANSWER Class A What happens to a datagram sent by a higher level protocol to a 127.x.y.z address? - ANSWER The datagram loops back inside the host and never leaves the network interface card (NIC). Which device evaluates and acts upon a packet'...
claytondoc