Progression Field Tech IV - V Conventional 2023 GRADED A (VERY RESOURCEFUL)
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Course
Ncti
Institution
Ncti
Which of the following is most typical of a broadband network? - ANSWER Multiple analog channels
What components are common to all computer systems? (Check all that apply.) - ANSWER Processor
Memory
Storage
I/O
What does I/O stand for? - ANSWER Input / Output
A NIC is a device ...
NCTI 2020 Progression: Field Tech II -
III Conventional GRADED A (VERY
RESOURCEFUL)
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.
What is the difference between the fiber-to-the-node (FTTN) and fiber-to-the-
curb (FTTC) topologies? - ANSWER An 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 passive optical network (PON)? -
ANSWER Optical splitters.
Which type of star topology used in a passive optical network (PON) places
the PON splitters into fiber access terminal (FAT) located deep in the
network and closer to the customer premises than the centralized split? -
ANSWER Distributed star.
Which element of a passive optical network (PON) uses a Bragg grating
filter? - ANSWER Optical line terminal (OLT).
Which element of a passive optical network (PON) uses patch panels? -
ANSWER Optical distribution network (ODN).
What is it about radio frequency over glass (RFoG) that made broadband
cable operators envision using it to make a seamless transition from the
,NCTI 2020 Progression: Field Tech II -
III Conventional GRADED A (VERY
RESOURCEFUL)
legacy hybrid fiber/coax (HFC) architecture over to a gigabit-capable passive
optical network (GPON) or Ethernet passive optical network (EPON)? -
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? - 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? - 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? - ANSWER
Before stripping the plastic coating from the fiber.
Which of the following are statements of true 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
The square of 7 = - ANSWER 49
The square root of 81 = - ANSWER 9
0.00004 = ______ x 10 to the power of ______. - ANSWER 4, -5
,NCTI 2020 Progression: Field Tech II -
III Conventional GRADED A (VERY
RESOURCEFUL)
(75 x 10 to the power of 3) + (25 x 10 to the power of 4) = - ANSWER
32.5 x 10 to the power of 4
10 to the power of -3 has a metric prefix of ______. - ANSWER Milli
(480 x 10 to the power of -5) divided by (60 x 10 to the power of -3) = -
ANSWER 8 x 10 to the power of -2
(250 x 10 to the power of -6) - (7 x 10 to the power of -5) = - ANSWER
(20) / (-4) + (-2) x (-10) - (-2) x (7) = - ANSWER 29
3 6/9 + 6 1/3 + 9 5/9 = - ANSWER 19 5/9
4/7 x 9 4/11 = - ANSWER 5 27/77
7 3/8 divided by 7 1/4 = - ANSWER 1 1/58
8.13 X 0.123 = - ANSWER 0.99999
0.5349 divided by 0.1420 = - ANSWER 3.7669014
Which of the following is a method for controlling expectations? - ANSWER
Identify the source of emotional overload.
, NCTI 2020 Progression: Field Tech II -
III Conventional GRADED A (VERY
RESOURCEFUL)
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.
What kind of reasoning is described as applying a general statement that you
know to be true to a new situation? - 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? - 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 step are you using from the six-
step troubleshooting process? - ANSWER Identifying the problem.
Why should you take the time to take notes and accurately record data at
each job location? - 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 the resolution did not introduce any new
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