2 - Study guides, Class notes & Summaries

NCTI FINAL EXAM PROGRESSION :FIELD TECH 2-3 TEST LATEST 2023-2024 ACTUAL EXAM 200 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES|AGRADE

NCTI Field Tech 2 to 3 Possible Questions and Answers (100% Correct)

NCTI FINAL EXAM PROGRESSION :FIELD TECH 2-3 TEST LATEST 2023-2024 ACTUAL EXAM 200 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES|AGRADE

1. What is unique about WDM - PON ?: WDM-PON deployed in a greenfield system allows each subscriber to get their own designated wavelength. 2. What is the main benefit of deploying WDM technology?: It will increase the capacity of the existing fiber networks tenfold without adding any more fiber. 3. How are optical splitters used in the forward path?: As passive branching devices that divide an optical signal across multiple output fibers. 4. What is the purpose of a fiber demarcation box?...

NCTI Field Tech 2 to 3 100% SOLUTION 2023//2024 What is one reason why broadband cable operators install fiber optic cables in stages instead of changing the infrastructure all at once - ANSWER Changing the infrastructure all at once would cause too many service disruptions What is the difference between FTTN and FTTC - ANSWER FTTC is allowed a smaller number of RF amplifiers between the optical fiber and the customer premises Which of these components is used in a PON(Passive Optica...

What are three principle characteristics that define an AC waveform? - Answer- The three principle characteristics that define an AC waveform are: (1) frequency; (2) wavelength; and (3) amplitude. What is one of the basic principles of resistance reflected in the familiar practices of grounding and bonding? - Answer- Grounding and bonding practices reflect the basic principle that electricity always follows the path of least resistance. What comprises the impedance of a coaxial cable or a ...

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...

Progression Field Tech 5-6 Conventional Exam (Latest Update 2024/ 2025) Questions and Verified Answers| 100% Correct| Grade A Q: Because a cable operator will support as many lines as technically possible for a business customer, what does the installer have to do prior to connecting the embedded multimedia terminal adapter (EMTA)? Answer: Check the RF signal levels on the cable entering the building. Q: When a PBX or key system is involved in a business installation, the inst...

Which of the following will strengthen signals as they move farther away from the headend through the trunk express system? A ) Uninterruptable power supplies. B ) Feeder cables. C ) Distribution amplifiers. D ) Fiber nodes.  Answer: C ) Distribution amplifiers Which of the following describes a carrier wave? A ) A wave where the frequencies are spaced widely apart. B ) A wave with a much higher frequency than the input signal. C ) A wave with the same frequency as the input signal...