3 to 4 - Study guides, Class notes & Summaries

NCTI Final Exam: Progression Field Tech 4- 5 Exam| 2023/ 2024 Update | Verified Questions and Answers 1. Which of the following, within the TCP/IP model layers, delivers packets to their destination across multiple networks, as does the Open Systems Interconnection (OSI) model Network Layer?  Answer: Internetwork Layer 2. The header of an Internet Control Message Protocol (ICMP) message includes a Type field. The number in this field represents a message type as well as the fo...

NCTI FINAL EXAM: PROGRESSION FIELD TECH 5- 6 TEST EXAM| LATEST UPDATE 2023/ 2024 1. Internet group management protocol (IGMP) is carried by which protocol through out a network? ~ Answer: Internet Protocol (IP) 2. Ray has logged into the corporate routers and configured open shortest path first (OSPF) on each. Which of the following addresses does OSPF use to multicast changes in the routing tables? ~ Answer: 224.0.0.6 3. As part of multicast network management, what c...

NCTI 3 to 4 question and answers rated A+ 2023The Open Systems Interconnection reference model (OSI/RM) Network Layer serves which primary purpose? - correct answer It uses Layer 3 addresses to create multiple routed networks. The address 68.56.189.17 belongs to which Internet protocol (IP) class? - correct answer Class A What happens to a datagram sent by a higher level protocol to a 127.x.y.z address? - correct answer The datagram loops back inside the host and never leaves the network i...

Progression Field Tech 3- 4 Test Exam (Latest Update 2024/ 2025) Questions and Verified Answers| 100% Correct| Grade A Q: What are the two pieces of equipment required at a minimum for cable modem based high speed Internet service? Answer: d. CMTS and DOCSIS CPE Q: Which of these is not a connecting media used in home networks? Answer: e. None of the above, they are all used in modern home networking (LAN Cable/Coaxial Cable/Wireless/Electric power lines) Q: Which o...

NCTI FINAL EXAM: PROGRESSION FIELD TECH 2 - 3 TEST EXAM| LATEST UPDATE 2023 / 2024| Complete Solutions Field Tech II - III Conventional. What uses the 2.4-GHz band and runs at 54 Mbps? 802.11g What is one reason why broadband cable operators install fiber-optic cable in stages instead of changing the infrastructure all at once? Changing the infrastructure all at once would cause too many service disruptions. What is the difference between the fiber-to-the-node (FTTN) and fiber-to-the-cu...

NCTI Tech I to Tech II Exam Practice Questions with 100% Correct Answers Determining whether the cause of a problem is to one side or the other of a specific device describes what type of troubleshooting method? - Correct Answer ️️ -The divide-and-conquer method of troubleshooting determines whether a problem is to one side or the other of a particular device. What are the characteristics of a successful troubleshooter? Please provide a few more of your own. - Correct Answer ️️ -T...

NCTI Tech I to Tech II Exam Practice Questions with 100% Correct Answers Determining whether the cause of a problem is to one side or the other of a specific device describes what type of troubleshooting method? - Correct Answer ️️ -The divide-and-conquer method of troubleshooting determines whether a problem is to one side or the other of a particular device. What are the characteristics of a successful troubleshooter? Please provide a few more of your own. - Correct Answer ️️ -T...

Why do only the outer electrons leave their orbit shells?  Only outer electrons leave their orbit shells because electrons farthest from the nucleus are more easily freed from their orbits due to a weaker electrostatic force. What is required to have a balanced (or stable) atom?  The number of electrons must equal the number of protons in order to have a balanced atom. List the capacity of each of the first four orbital shells of an atom.  Shell: #1 = 2 electrons; #2 = 8 electr...

NCTI FINAL EXAM: PROGRESSION FIELD TECH 3- 4 TEST EXAM| LATEST UPDATE 2023 / 2024| Verified Answers Progression: Field Tech III - IV Conventional 500Q/A The open system interconnection reference model (OSI/R<) Network layer serves which primary function? It uses layer 3 addresses to create multiple routed networks The address 68.56.189.17 belongs to which internet protocol IP class? Class A What happens to a datagram sent by a higher level protocol to a 127.x.y.z address? The datagr...