Ncti 2-3 100%
SOLUTION 2023//2024
What is the difference between the FTTN and FTTC topologies? - ANSWER An FTTC
is allowed a smaller number of RF amplifiers between the optical fiber and the customer
premises.
What are the three categories of the fiber-optic cable used to identify the locat...
what is the difference between the fttn and fttc topologies answer an fttc is allowed a smaller number of rf amplifiers between the optical fiber and th
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Ncti 2-3 100%
SOLUTION 2023//2024
What is the difference between the FTTN and FTTC topologies? - ANSWER An FTTC
is allowed a smaller number of RF amplifiers between the optical fiber and the customer
premises.
What are the three categories of the fiber-optic cable used to identify the location of the
fiber in the network? - ANSWER Truck, branch, and drop
Which type of fiber topology used in a PON places the PON splitters at the headend
while providing one designated fiber for every customer premise? - ANSWER Home-
run
Which PON element uses patch panels? - ANSWER ODN
What is the one main function of the FDH? - ANSWER The FDH provides effective
fiber management by grouping splitters into local serving areas.
What is the purpose of the MST? - ANSWER It provides access to connect fiber-optic
cable drops from the customer premises to the network.
What is the purpose of a fiber demarcation box? - ANSWER It provides a safe place to
splice, split, distribute, store, and cross-connect fiber optics.
How are optical splitters used in the forward path? - ANSWER As passive branching
devices that divide an optical signal across multiple output fibers.
What is the main benefit of deploying WDM technology? - ANSWER It will increase the
capacity of the existing fiber networks tenfold without adding any more fiber.
What is unique about WDM-PON? - ANSWER WDM-PON deployed in a greenfield
system allows each subscriber to get their own designated wavelength.
,What is the purpose of the SDU? - ANSWER It provides surge protection, a test jack,
circuit protection, wiring management, and fiber termination.
What are the advantages of loose buffer tube fiber? - ANSWER It offers the best
protection for the fibers under high pulling tension and moisture with its fiber-coated gel.
What is an ONU/ONT? - ANSWER It is a device that converts light from fiber to Rf for
coaxial distribution into home.
What are the characteristics of ITU-T G.657 BIF? - ANSWER It is flexible for installation
in small spaces and has a small bend radius of 7.5 mm or 10mm.
What is true about using a premed fiber-optic pigtail for splicing to patch panels or
terminal equipment? - ANSWER It is faster and more reliable than installing connectors
in the field.
What is the proper way to handle fiber once it is spliced? - ANSWER At the heat-shrink
protective sleeve that has a steel bar inside it.
What is the purpose of the ground block? - ANSWER To protect fragile electronics like
Tvs and STBs from damaging lightning strikes and power surges.
In a PON FTTx networks, which OSP device contains fiber test points that will minimize
service disruption to customers? - ANSWER FDH.
What parameter is critical in an OTDR when testing a PON with significant splitters
losses? - ANSWER High dynamic range.
What is the best approach to repairing an aerial fiber-optic drop cable for FTTx
applications? - ANSWER Replace the entire section of fiber drop cable.
(-25) + (42) + (-62) + (20)=? - ANSWER -25
(17) X (-19)=? - ANSWER -323
(-17) - (-34)=? - ANSWER 17
-49 ÷ -7 =? - ANSWER 7
(20) ÷ (-4) + (-2) x (-10) - (-2) x (7)=? - ANSWER 29
3 6/9 + 6 1/3 + 9 5/9=? - ANSWER 19 5/9
7 3/8 ÷ 7 1/4=? - ANSWER 1 1/58
8.13 x 0.123 =? - ANSWER 0.99999
, 0.5349 ÷ 0.1420 - ANSWER 3.7669014
67.84 + 81.786 + 4281.98 =? - ANSWER 4431.606
Which of the statements is true of axioms? - ANSWER When A=C and B=C, then A=B
because both are equal to C, which supports the axiom: Quantities equal to the same
quantity are equal to each other.
Simplify and solve the equation: if E=IR, then I=? - ANSWER E/R
What is the square of 7? - ANSWER 49
What is the square root of 81? - ANSWER 9
0.00004=____________x10 to the power of _____________? - ANSWER 4,-5
(83 X 10^6) + (27 x 10^7)=? - ANSWER 353x10^6
(480 x 10^-5) ÷ (60 x 10^-3)=? - ANSWER 8 x 10^-2
(250 x 10^6) -(7 X 10^-5)=? - ANSWER 180 x 10^-6
(75 x 10^3) + (25 x 10^4)=? - ANSWER 32.5 x10^4
(10 X 10^3) + (26 x 10^4)=? - ANSWER 270 x 10^3
Which technique can be useful in helping others understand your emotional state and in
providing them with direction around how to help you restore balance? - ANSWER
Feel, Felt, Found technique
Which of the following best describes stereotyped thinking? - ANSWER Presuming that
all members of a group have certain characteristics.
The attribute of being "active" as a critical thinker means - ANSWER You observe and
take notes relevant to the issue.
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? - ANSWER A significant change in attitude with a noticeable
movement toward negative, hostile, cynical, or paranoid thoughts.
You are at a customer's home, and you are asking the customer whether the problem is
intermittent or constant. Which steps are you using from the six-step troubleshooting
process - ANSWER Identify the problem.
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