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NCTI Field Tech 2 to 3 question with complete solution graded A+ 2023
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NCTI Field Tech 2 to 3 question with complete solution graded A+ 2023What is one reason why broadband cable operators install fiber optic cables in stages instead of changing the infrastructure all at once - correct answer Changing the infrastructure all at once would cause too many service disrupt...

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  • 17 juli 2023
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  • 2022/2023
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  • ncti field tech 2 to 3 question with complete solu
  • what is one reason why broadband cable operators i
  • what is the difference between fttn and fttc
  • which of these components is used in a ponpassive

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NCTI Field Tech 2 to 3 question with
complete solution graded A+ 2023
What is one reason why broadband cable operators install fiber optic cables in stages instead of changing
the infrastructure all at once - correct answer Changing the infrastructure all at once would cause too
many service disruptions



What is the difference between FTTN and FTTC - correct 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 Optical Network) - correct answer Optical Splitters



Which type of Star topology used in a PON(Passive Optical Network) places the PON splitters into
FATS(Fiber Access Terminals) located deep in the network and closer to the customer premises than the
centralized split - correct answer Distributed Star



Which element of a PON(Passive Optical Network) uses a Bragg grating filter - correct answer OLT(Optical
Line Terminal)



Which element of a PON(Passive Optical Network) uses Patch Panels - correct answer ODN(Optical
Distribution Network)



What is it about Radio Frequency over Glass(RFoG) that made broadband cable operators envision using
it to make a seamless transition from the legacy hybrid/fiber coax(HFC) architecture over to a gigabit-
capable passive optical network (GPON) or Ethernet passive optical network (EPON) - correct answer
RFoG can operate in parallel with GPON or EPON, which eliminates the need for any downtime during
the transition



How are optical splitters used in the forward path - correct answer In the forward path, optical splitters
are used as passive branching devices that divide an optical signal across multiple output fibers



Which of the following describes a fiber pigtail - correct answer Fiber-optic cable with pre-connectorized
ends

,Heat Shrink tubing is installed over the fusion-splice to strengthen and protect it. When should the heat
shrink be installed on the fiber - correct answer Before stripping the plastic coating from the fiber



Which of the following is a method for controlling expectations - correct answer focus on the bigger
picture rather than smaller tasks



Which of the following best describes stereotyped thinking - correct answer Presuming that all members
of a group have certain characteristics



The attribute of being "active" as a critical thinker means - correct answer You observe and take notes
relevant to the issue



What kind of reasoning is described as applying a general statement that you know to be true to a new
situation - correct answer Deductive



It is essential to pay attention to warning signs of stress overload. Poor attitude is one of the behaviors
that may indicate that you are overstressed. What are the symptoms of poor attitude behavior - correct
answer A significant change in attitude with a noticeable movement toward negative, hostile, cynical, or
paranoid thoughts



You are at a customer's house and you are asking the customer whether the problem is intermittent or
constant. Which step are you using from the six-step troubleshooting process - correct answer
Identifying the problem



Why should you take the time to take notes and accurately record data at each job location - correct
answer Notes and recorded data are tools that can help you accurately remember events at a site that
can help you determine a plan of action or evaluate the decisions you made



You are at a customer's home and you believe you have solved the problem. When you check to be sure
there are no new problems, which step are you using - correct answer Verifying the Solution



To break the habit of a negative self-talk cycle - correct answer Tell yourself "not now" and move onto a
positive thought whenever negative thoughts occur

, By taking control of the expectations you have you are - correct answer more likely to improve your
motivation and be a better problem solver



Which of the following characterizes the successful troubleshooter - correct answer Someone with an
inquisitive and relentless desire to solve and fix problems



What must a technician be aware of when analyzing a Digital TV(DTV) problem - correct answer There is
frequently more than one contributor to a specific DTV service problem



After a digital TV(DTV) service problem has been analyzed and possible causes considered, what is
accomplished by isolating the various network elements - correct answer It narrows the scope of likely
problem sources



During which step of the six-step troubleshooting process for a digital TV(DTV) service problem are
QAM(Quadrature amplitude modulation) channel measurements typically taken - correct answer
Diagnosing symptoms



When replacing a splitter to resolve a digital TV(DTV) service problem, what does confirming the splitter
output levels before attaching the output connectors do? - correct answer Confirmation reinforces the
tech's confidence that the problem will be resolved by replacing the splitter



Which of the following DTV(digital TV) trouble calls could have been avoided with customer education
about the product - correct answer the digital set-top box(STB) overheats



When troubleshooting a digital TV(DTV) authorization issue, what can be verified using the set-top
box(STB) diagnostic page - correct answer STB reception of authorization message data



Which type of set-top box (STB) operates more like Data Over Cable Service Interface
Specification(DOCSIS) cable modems with return channels on the same frequencies used for cable
modems - correct answer STB with DOCSIS Set-top Gateway(DSG) client software and embedded DOCSIS
modems

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