{"id":117103,"date":"2023-08-27T19:46:24","date_gmt":"2023-08-27T19:46:24","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=117103"},"modified":"2023-08-27T19:46:28","modified_gmt":"2023-08-27T19:46:28","slug":"ncti-final-exams-study-bundle-progression-field-tech-2-3-3-4-4-5-5-6-test-exams-latest-update-2023-2024complete-solutions","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2023\/08\/27\/ncti-final-exams-study-bundle-progression-field-tech-2-3-3-4-4-5-5-6-test-exams-latest-update-2023-2024complete-solutions\/","title":{"rendered":"NCTI FINAL EXAMS: STUDY BUNDLE PROGRESSION FIELD TECH 2-3 \/ 3-4 \/ 4-5 \/ 5-6 TEST EXAMS| LATEST UPDATE 2023 \/ 2024|COMPLETE SOLUTIONS"},"content":{"rendered":"\n

NCTI FINAL EXAM:
Final Exam: Progression: Field Tech
III – IV Final
The open system interconnection reference model (OSI\/R<) Network layer serves
which primary function? – ANSWER It uses layer 3
addresses to create multiple routed networks
The address 68.56.189.17 belongs to which internet protocol IP class? – ANSWER
Class A
What happens to a datagram sent by a higher level protocol to a 127.x.y.z
address? – ANSWER The datagram loops back inside
the host and never leaves the network interface card (NIC)
Which device evaluates and acts upon a packet’s internal protocol (IP) address? –
ANSWER Router<\/p>\n\n\n\n

The network layer must do what to a recieved frame, in order to determine the
route over which it will forward the datagram to the next network? – ANSWER
Decapsulate the packet
What network information can be determined from a logical internet protocol (IP)
address? – ANSWER The host portion and network
portion
the physical address of a device is processed by which layer of the open systems
interconnection reference model (OSI\/RM)? – ANSWER
The data link layer
Which layer of the open system interconnection reference modle (OSI\/RM) would
you suspect as being the problem when packets arriving at the server but no
information is being returned to the client? – ANSWER
The transport layer<\/p>\n\n\n\n

All computers running on the transmission control protocol\/internet protocol
(TCP\/IP) suite have which of the following in common? – ANSWER
Each computer is assigned its own internet protocol (IP) address
A repeater operates at which layer of the open systems interconnection reference
model (OSI\/RM)? – ANSWER The physical layer.
Which of the following protocols allows email clients to download their messages
from an email server? – ANSWER Post office protocol
version 3 (POP3)
Hypertext transfer protocol (HTTP) is what type of protocol? – ANSWER
Stateless<\/p>\n\n\n\n

On the file transfer protocol (FTP) server, what manages client requests for file
retrieval or transmission? – ANSWER A daemon
What are the primary requirements to connect a transmission control protocol\/
internet protocol (TCP\/IP) network? – ANSWER
Unique pairs of network layer and transport layer addresses and use of the TCP\/IP
protocol suit.
What type of delivery method uses an email server between the sender and the
receiver of messages? – ANSWER Store-and-forward
Host names and uniform resource locators (URL) are resolved to internet protocol
(IP) addresses by which of the following? – ANSWER
Domain Name System (DNS)<\/p>\n\n\n\n

NCTI ROC II BOOK II FINAL Test 1
When pressure testing a drop system to check for leakage, What must be done
before applying the test signal? – ANSWER The technician must
isolate the drop system from the hybrid fiber\/coax (HFC) network by
disconnecting the drop at the distribution tap.
Why do some leakage detection systems utilize a leakage carrier modulated with
a tagging signal? – ANSWER To avoid false detection of leaks.
When all three sections of a pulse code modulator (PCM) are combined, what
function can be performed? – ANSWER \u00b7 As an analog-to-digital
converter (ADC)
What prevents the subcarriers in orthogonal frequency division multiplexing
(OFDM) from interfering with each other? – ANSWER \u00b7 The peak
power of each subcarrier aligns with the minimum power of the adjacent
subcarrier.<\/p>\n\n\n\n

What two significant signals go into the mixer to create the intermediate
frequency (IF)? – ANSWER \u00b7 The RF signal frequency at the output
of the front-end filter and the local oscillator (LO) signal.
Which class of amplifier efficiency approaches, but never achieves, 100%? –
ANSWER \u00b7 Class D amplifier.
What is the output waveform coming from a ferroresonant power supply? –
ANSWER \u00b7 A quasi-square wave.
What instrument should be used to accurately measure the output voltage of a
ferroresonant power supply? – ANSWER \u00b7 A true root mean
square (RMS) digital multimeter (DMM)
What could a light dimmer with a silicon controlled rectifier (SCR) create in a
customer premises? – ANSWER \u00b7 Radio frequency interference
(RFI).<\/p>\n\n\n\n

NCTI TECH 4 TO 5 CH. TEST
STUDY GUIDE
What term describes the number of wave crests that pass a fixed point during a
particular period of time? – ANSWER Frequency
In data networking, this term is defined as “Signals may flow in either direction,
but not simultaneously”. – ANSWER Half Duplex
Two CPUs have the same size data bus. Which one will process data faster? –
ANSWER The one with a higher clock speed
This unique ID number is coordinated by the Institute of Electrical and Electronics
Engineers and is used by only one network interface card anywhere in the world. –
ANSWER Media access control address (MAC)<\/p>\n\n\n\n

Which is a network management and utility software that is typically used by
network administrators and information systems personnel when the network is
unused or lightly used, often in the middle of the night? – ANSWER
Back up and recovery Utilities
Which of the following is also called “Thicknet” or “yellow wire” and includes two
layers of foil shielding as well as an additional copper mesh shield? – ANSWER
10Base5 cable
According to 10BaseT wiring rules, what is the maximum segment length without
a repeater? – ANSWER 100m
When light travels through a fiber-optic cable, the change in refractive index
causes the light to refract off which of the following? – ANSWER
The boundary between the core and the cladding
Which of the following requires a laser transmitter? – ANSWER
Single-mode fiber<\/p>\n\n\n\n

In what part of a building would you typically find punch-down blocks? –
ANSWER Wiring closet
Encapsulation and protocol headers, decapsulation, and reassembly are three of
the four basic techniques used whenever different layers of protocols work
together. What is the fourth? – ANSWER
Segmentation
Which type of address is unique anywhere in the world? – ANSWER
NIC address
Which layer of the OSI protocol stack handles frames? – ANSWER
Data Link
Which of the following best represents a logical address? – ANSWER
IPv6<\/p>\n\n\n\n

NCTI FINAL EXAM: PROGRESSION
FIELD TECH 2 – 3 TEST EXAM| LATEST
UPDATE 2023 \/ 2024| Complete Solutions
Progression: Field Tech II – III Conventional
190 Q\/A
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-thecurb (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.<\/p>\n\n\n\n

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 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.<\/p>\n\n\n\n

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<\/p>\n\n\n\n

The square of 7 = – ANSWER 49
The square root of 81 = – ANSWER 9
0.00004 = _ x 10 to the power of <\/strong><\/em><\/strong>. – ANSWER
4, -5
(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 _<\/strong><\/em>. – ANSWER
Milli<\/p>\n\n\n\n

NCTI FINAL EXAM
2023\/2024
Which of the following devices were used to capture TV signals in the early days
of television?
A) Microwave Antenna.
B) Antenna placed on the roof.
C) Satellite Dish.
D) Dowser Rod. – ANSWER B) Antenna placed
on the roof.
Why did cable companies implement microwave technology?
A) Because the equipment was inexpensive.
B) Largely because the microwave signal was not amplified to reach the cable
system.
C) To obtain a better signal quality than antenna-delivered signal could offer.
D) To fill vacant channel spaces with distant stations. – ANSWER
D) To fill vacant channel spaces with distant stations.
Basic, Premium, and digital video channel groups are examples of?
A) Satellite services.<\/p>\n\n\n\n

B) Tiers.
C) Over-the-Air channels.
D) Specialty programming. – ANSWER B)
Tiers.
An example of possible product options available to customers in the future could
be?
A) Separating basic and expanded service tiers.
B) Access to video-on-demand and pay-per-view programming.
C) High Definition services.
D) Access to a particular sports game where the customer only pays for the
viewing of that game. – ANSWER D) Access to
a particular sports game where the customer only pays for the viewing of that
game.
Which of the following determine public right-of-ways and the purposes for which
they can be used?
A) Cable companies.
B) City or County government.
C) Utility companies.
D) The federal government. – ANSWER B) City
or County government.
Which act ruled that cities could not regulate basic fees unless the city received
fewer than three over-the-air channels?<\/p>\n\n\n\n

A) The Cable Communications Policy Act of 1984.
B) The Telecommunications Act of 1996.
C) The Public Safety Act of 2005.
D) The Cable Communications Policy Act of 1992. – ANSWER
A) The Cable Communications Policy Act of 1984.
Which act adopted customer service standards for the industry and required
cable companies to document compliance?
A) The Public Safety Act of 2005.
B) The Telecommunications Act of 1996.
C) The Cable Communications Policy Act of 1984.
D) The Cable Communications Policy Act of 1992. – ANSWER
D) The Cable Communications Policy Act of 1992.
Which act ceased all full-power analog broadcasting by 2009 and low power
analog broadcasting by 2012?
A) The Cable Communications Policy Act of 1984.
B) The Public Safety Act of 2005.
C) The Telecommunications Act of 1996.
D) The Cable Communications Policy Act of 1992. – ANSWER
B) The Public Safety Act of 2005.
Which rule requires cable operators to black out a network show from a distant
station if the local affiliate plans to broadcast the same program?
A) Syndicated exclusivity rules.<\/p>\n\n\n\n

B) Must-carry\/retransmission rules.
C) Proof of Performance rules.
D) The “Black out” act. – ANSWER A)
Syndicated exclusivity rules.
Which rule requires a cable company to either carry all local broadcast channels
or pay a fee for carrying specific broadcast channels?
A) Must-carry\/retransmission rules.
B) Proof of Performance Rules.
C) The CLI Act.
D) Syndicated exclusivity rules. – ANSWER A)
Must-carry\/retransmission rules.
Which of the following is the primary video service offered by a cable system?
A) Premium service.
B) Premium commercial-free services.
C) Expanded service.
D) Basic service. – ANSWER D) Basic service.
Which of the following is referred to as a “movie” channel or “pay” channel?
A) Premium service.
B) Tier service.
C) Basic service.
D) Expanded service. – ANSWER A) Premium
service.<\/p>\n\n\n\n

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 Systems Interconnection reference model (OSI\/RM) Network Layer
serves which primary purpose? – ANSWER It uses Layer 3
addresses to create multiple routed networks.
The address 68.56.189.17 belongs to which Internet protocol (IP) class? –
ANSWER Class A
What happens to a datagram sent by a higher level protocol to a 127.x.y.z
address? – ANSWER The datagram loops back inside the
host and never leaves the network interface card (NIC).<\/p>\n\n\n\n

Which device evaluates and acts upon a packet’s Internet protocol (IP) address? –
ANSWER Router.
The Network Layer must do what to a received frame first, in order to determine
the route over which it will forward the datagram to the next network? –
ANSWER Decapsulate the packet.
What network information can be determined from a logical Internet protocol (IP)
address? – ANSWER The host portion and network portion.
The physical address of a device is processed by which layer of the Open Systems
Interconnection reference model (OSI\/RM)? – ANSWER The
Physical Layer.
Which layer of the Open Systems Interconnection reference model (OSI\/RM)
would you suspect as being the problem when packets are arriving at the server
but no information is being returned to the client? – ANSWER
The Data Link Layer.<\/p>\n\n\n\n

All computers running on the transmission control protocol\/Internet protocol
(TCP\/IP) suite have which of the following in common? – ANSWER
Each computer is assigned its own Internet protocol (IP) address.
A repeater operates at which layer of the Open Systems Interconnection
reference model (OSI\/RM)? – ANSWER The Transport Layer.
Which Dynamic Host Configuration Protocol (DHCP) network address allocation
mechanism assigns a host a temporary IP address? – ANSWER
Dynamic
Which two choices are examples of trivial file transfer protocol (TFTP) use?
(Choose two.) – ANSWER Download router upgrades. And
Software upgrades to IP telephones.<\/p>\n\n\n\n

How does the Domain Name System (DNS) resolve fully qualified domain names
(FQDN) to IP addresses? – ANSWER By looking up the names
in an address mapping database.
Which TCP\/IP application allows us to transfer files either within a browser or at
the command line? – ANSWER File transfer protocol (FTP).
Which statement best describes Internet Message Access Protocol (IMAP)? –
ANSWER IMAP allows users to scan email headers and choose
email messages to download from the email server.
To resolve fully qualified domain names (FQDN) to binary IP addresses, resolvers
contact which type of TCP\/IP application server? – ANSWER
Domain Name System (DNS).
Which protocol allows clients to locate and download IP addressing and
configuration information on an automatically renewable (lease) basis? –
ANSWER Dynamic Host Configuration Protocol (DHCP).<\/p>\n\n\n\n

NCTI FINAL EXAM: PROGRESSION
FIELD TECH 4- 5 TEST EXAM| LATEST
UPDATE 2023 \/ 2024| Verified Solutions
Progression: Field Tech V – VI Conventional
Which concept has enabled Software as a Service (SaaS), Platform as a Service
(PaaS), and Networking as a Service (NaaS) offerings? – ANSWER
The separation of the transport and connectivity from the applications and
services running atop the transport.
Which piece of equipment in a VoIP (voice over Internet protocol) phone system
routes a call to the public switched telephone network (PSTN) when the receiving
location is from outside the Packet Cable managed IP network? – ANSWER
Gateway<\/p>\n\n\n\n

What are the three sub-network interfaces managed by PacketCable? –
ANSWER Hybrid fiber\/coax (HFC), managed IP, and public switched
telephone
network (PSTN).
Why is PacketCable VoIP (voice over Internet protocol) a more efficient way of
handling calls? – ANSWER Most cable operators have built their
own IP telephone networks that use
Internet protocol rules.
Which of the voice over Internet protocol (VoIP) service tiers bypasses the cable
operators direct link to the public switched telephone network (PSTN) and routes
packets over the Internet to another telephone company? – ANSWER
Tier II Secondary VoIP.
When a call is made from a phone that is on a managed IP phone system to a
phone
that is outside the managed IP phone system, how does the call get routed to the<\/p>\n\n\n\n

receiving phone? – ANSWER The gateway down-converts the digital
data to an analog electrical signal
format and routes the call to the public switched telephone network (PSTN).
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.
When a PBX or key system is involved in a business installation, the installer can
set
up the embedded multimedia terminal adapters ( EMTA ) and cable, but what has
to
happen before the installer can begin connecting the equipment? – ANSWER
The customer’s PBX and key system technician must arrive at the location.
For a business telephone installation, which of the following is the preferred
location<\/p>\n\n\n\n

for the embedded multimedia terminal adapter (EMTA)? – ANSWER
The Main Closet
Which of the following is a process that must be followed during a business order
installation and differs from a residential order process? – ANSWER
Making sure the PBX is tested and is functioning properly.
What is the location where the embedded multimedia terminal adapter (EMTA) is
connected to both the outside and inside wiring? – ANSWER The
main closet or telecommunications closet.
Before a business telephone installation is performed in an office building, who
must
first approve it? – ANSWER The building owner or management
company.<\/p>\n\n\n\n

NCTI – Installer Book
2023\/2024 EXAM
Which of the following will strengthen signals as they move farther away from the
headend through the trunk express system? – ANSWER
B) Distribution amplifiers.
Which of the following describes a carrier wave? – ANSWER
B) A wave with a much higher frequency than the input signal.
Which of the following describes modulation? – ANSWER
B) The reshaping of a carrier wave to include information contained by an input
signal.<\/p>\n\n\n\n

Which of the following is the symbol for power? – ANSWER
W = watts
Which of the following describes the process of measuring an analog signal at a
specific interval? – ANSWER Sampling
Which of the following is true about the base 10 system? – ANSWER
B) Digits 0 through 9 are used.
Which of the following best describes post bit-error-rate (BER)? – ANSWER
A) A measurement of all bit error after forward error correction has been applied.<\/p>\n\n\n\n

Which of the following compression rates will enable six digital programs to be
transmitted rather than one analog channel in a 6 MHz bandwidth? – ANSWER
6:1
At what modulation error ratio (MER) should a 256-quadrature amplitude
modulation (QAM) signal operate? – ANSWER
32db or greater
On the return path, signals from many sources must be sent on the same cable.
What is the name of the technique that allows the signals to be sent without
losing data integrity? – ANSWER B) Time division
multiple access (TDMA).
In a coaxial cable, what is the purpose of the shielding? – ANSWER
C) Prevents ingress and egress.<\/p>\n\n\n\n

Which of the following describes attenuation? – ANSWER
A reduction in signal strength through a cable system.
Which of the following is a feature of multimode fiber? – ANSWER
B) It is easier to handle and terminate than single-mode fiber.
Which of the following describes the structure of fiber-optic cable? – ANSWER
B) Drop fiber cables may use buffer tubes containing steel wire.
Which of the following is true about CAT-1 cabling? – ANSWER
C) It is typically used in voice applications.<\/p>\n\n\n\n

NCTI FINAL EXAM: PROGRESSION
FIELD TECH 6 TEST EXAM| LATEST
UPDATE 2023 \/ 2024| Verified Answers
Which piece of equipment in the VoIP phone system routes a call to the public
switched telephone network (PTSN) when the receiving location is from outside
the PacketCable managed IP network? – ANSWER
Gateway
What are the three sub-network interfaces managed by PacketCable? –
ANSWER Hybrid fiber\/coax (HFC), managed IP, and
public switched telephone network (PSTN).
Why is PacketCable VoIP a more efficient way of handling calls? – ANSWER
Most cable operators have built their own IP telephone networks that use
Internet Protocol rules.
Which of the VoIP service tiers bypass the cable operator’s direct link to the public
switched telephone network (PSTN) and route packets over the Internet to
another telephone company? – ANSWER Tier II
Secondary VoIP.<\/p>\n\n\n\n

When a call is made from a phone that is on a managed IP phone system to a
phone that is outside the managed IP phone system, how does the call get routed
to the receiving phone? – ANSWER The gateway
down-converts the digital data to an analog electrical signal format and routes the
call to the public switched telephone network (PSTN).
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.
When a PBX or key system is involved in a business installation, the installer can
set up the embedded multimedia terminal adapters (EMTA) and cable, but what
has to happen before the installer can begin connecting the equipment? –
ANSWER The customer’s PBX and key system
technician must arrive at the location.
For a business telephone installation, which of the following is the preferred
location for the embedded multimedia terminal adapter (EMTA)? – ANSWER
The main closet.<\/p>\n\n\n\n

Which of the following is a process that must be followed during a business order
installation and differs from a residential order process? – ANSWER
Making sure the PBX is tested and is functioning properly.
What is the location where the embedded multimedia terminal adapter (EMTA) is
connected to both the outside and inside wiring? – ANSWER
The main closet or telecommunications closet.
Before a business telephone installation is performed in an office building, who
must first approve it? – ANSWER The building
owner or management company.
This organization is responsible for developing the telecommunications standards
that address commercial building cabling for telecom products and services with
wiring standards such as T568A and T568B to ensure consistent wiring and service
delivery. – ANSWER The Telecommunications
Industry Association (TIA).<\/p>\n\n\n\n

NCTI FINAL EXAM: PROGRESSION
FIELD TECH 2 – 3 TEST EXAM| LATEST
UPDATE 2023 \/ 2024| Complete Solutions
Field Tech II – III Conventional
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-thecurb (FTTC) topologies? – ANSWER An FTTC is allowed a
smaller number of RF amplifiers between the optical fiber and the customer
premises.
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.<\/p>\n\n\n\n

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 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.<\/p>\n\n\n\n

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 these components is used in a passive optical network (PON)? –
ANSWER Optical splitters
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<\/p>\n\n\n\n

The square of 7 = – ANSWER 49
The square root of 81 = – ANSWER 9
0.00004 = _ x 10 to the power of <\/strong><\/em><\/strong>. – ANSWER
4, -5
(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 _<\/strong><\/em>. – 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<\/p>\n\n\n\n

NCTI FINAL EXAM: PROGRESSION
FIELD TECH 2 – 3 TEST EXAM|
LATEST UPDATE 2023 \/ 2024| Complete
Solutions
Field tech 2-3 Final
200Q\/A
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 main benefit of deploying WDM technology? – ANSWER
It will increase the capacity of the existing fiber networks tenfold without adding
any more fiber.<\/p>\n\n\n\n

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 purpose of a fiber demarcation box? – ANSWER
It provides a safe place to splice, split, distribute, store, and cross-connect fiber
optics.
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 one main function of the FDH? – ANSWER
The FDH provides effective fiber management by grouping
splitters into local serving areas<\/p>\n\n\n\n

Which PON element uses patch panels? – ANSWER
ODN
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 HomeRun
What are the three categories of the fiber-optic cable used to identify the location
of the fiber in the network? – ANSWER Trunk,
branch, and drop.
What is the difference between the FTTN and FTTC<\/p>\n\n\n\n

topologies? – ANSWER An FTC is allowed a
smaller number of RF amplifiers between
the optical fiber and the customer premises.
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 the home.<\/p>\n\n\n\n

NCTI FINAL EXAM: PROGRESSION
FIELD TECH 4- 5 TEST EXAM| LATEST
UPDATE 2023 \/ 2024| Verified Solutions
Progression: Field Tech IV – V Conventional
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<\/p>\n\n\n\n

What does I\/O stand for? – ANSWER Input \/ Output
A NIC is a device used for: – ANSWER Signaling
A sound card is what general type of computer component? – ANSWER
Input\/output
Which of the following is managed by the OS? – ANSWER
Keyboard input
Screen display
File I\/O
Peripheral control
The primary purpose of a device driver is to control hardware under the
supervision of the OS. True or False? – ANSWER True<\/p>\n\n\n\n

Which of the following network topologies forms a closed loop? – ANSWER
Ring topology
Which of the following network topologies connects devices to a shared straightline cable? – ANSWER Bus topology
M1L5 When is UTP cable preferred over STP? – ANSWER When
there is little electrical interference
Which connector type is used with Thinnet coaxial cable? – ANSWER
BNC<\/p>\n\n\n\n

Which of the following cable types uses a T-connector to connect each NIC to the
cable? – ANSWER Thinnet
Which of the following cable types can transmit data farthest? – ANSWER
Fiber optic
How are bits represented on fiber optic cable? – ANSWER Pulses
(on\/off) of light
Which of the following are the two primary types of light sources in fiber optic
cables? – ANSWER Laser diode and LED
What is the main advantage of star topology? – ANSWER Ease of
management<\/p>\n","protected":false},"excerpt":{"rendered":"

NCTI FINAL EXAM:Final Exam: Progression: Field TechIII – IV FinalThe open system interconnection reference model (OSI\/R<) Network layer serveswhich primary function? – ANSWER It uses layer 3addresses to create multiple routed networksThe address 68.56.189.17 belongs to which internet protocol IP class? – ANSWERClass AWhat happens to a datagram sent by a higher level protocol to […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-117103","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/117103","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=117103"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/117103\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=117103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=117103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=117103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}