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NCTI 342
Latest notes & summaries NCTI
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NCTI Questions and Answers with 
Verified Solutions 
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. 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 ...
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NCTI•NCTI
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NCTI Questions and Answers Graded A• By Starpass
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NCTI Questions and Answers with 
Verified Solutions 
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. 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 ...
![Latest Preview Thumbnail](/docpics/4173856/659c543a69eec_4173856_121_171.jpeg)
NCTI WIFI (2022/2023) Rated A+ 
Notes 
Single input, single output (SISO) - Most systems have one radio and one antenna, and some 
systems have one radio and two antennas. 
Multiple input, multiple output (MIMO) - These systems use multiple radio chains in a single 
wireless chipset. 
Multi-user MIMO (MU-MIMO) - These systems use each radio chain on an access point to 
transmit to a unique client.Correct answer: 
Wired Equivalent Protection (WEP) - This type of security setup should never be use...
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NCTI Questions and Answers Graded A• By Starpass
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NCTI WIFI (2022/2023) Rated A+ 
Notes 
Single input, single output (SISO) - Most systems have one radio and one antenna, and some 
systems have one radio and two antennas. 
Multiple input, multiple output (MIMO) - These systems use multiple radio chains in a single 
wireless chipset. 
Multi-user MIMO (MU-MIMO) - These systems use each radio chain on an access point to 
transmit to a unique client.Correct answer: 
Wired Equivalent Protection (WEP) - This type of security setup should never be use...
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NCTI Consumer Digital Electronics 
Questions and Answers Already Passed 
What is the name of the group that established the initial technical standards for the television 
industry, ensuring a single system would deliver consistent service across the nation? The 
National Television System Committee (NTSC). 
What signal modulation technique do cable operators use to transport digital television signals 
through the cable network? Quadrature amplitude modulation (QAM). 
What is the major change i...
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NCTI Questions and Answers Graded A• By Starpass
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NCTI Consumer Digital Electronics 
Questions and Answers Already Passed 
What is the name of the group that established the initial technical standards for the television 
industry, ensuring a single system would deliver consistent service across the nation? The 
National Television System Committee (NTSC). 
What signal modulation technique do cable operators use to transport digital television signals 
through the cable network? Quadrature amplitude modulation (QAM). 
What is the major change i...
![Latest Preview Thumbnail](/docpics/4173777/659c532552495_4173777_121_171.jpeg)
NCTI TECH 4 TO 5 CH. TEST STUDY 
GUIDE (2022/2023) ALREADY PASSED 
What term describes the number of wave crests that pass a fixed point during a particular period 
of time? Frequency 
In data networking, this term is defined as "Signals may flow in either direction, but not 
simultaneously". Half Duplex 
Two CPUs have the same size data bus. Which one will process data faster? The one with a 
higher clock speed 
This unique ID number is coordinated by the Institute of Electrical and Electroni...
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NCTI•NCTI
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NCTI TECH 4 TO 5 CH. TEST STUDY 
GUIDE (2022/2023) ALREADY PASSED 
What term describes the number of wave crests that pass a fixed point during a particular period 
of time? Frequency 
In data networking, this term is defined as "Signals may flow in either direction, but not 
simultaneously". Half Duplex 
Two CPUs have the same size data bus. Which one will process data faster? The one with a 
higher clock speed 
This unique ID number is coordinated by the Institute of Electrical and Electroni...
![Latest Preview Thumbnail](/docpics/4173741/659c52854308c_4173741_121_171.jpeg)
NCTI RSC II CABLE NETWORK 
OVERVIEW: Understanding the Feeder 
System Questions and Answers with 
Verified Solutions 
What is one of the differences between tree-and-branch and hybrid fiber/coax (HFC) DESIGNS? 
Bandwidth in the downstream path. 
In the tree-and-branch design, the cable signal in the downstream path leaves the trunk at the 
bridge amplifier. There, It makes a transition to the feeder's domain, and the signal splits. What 
is the maximum number of output ports the split signal ca...
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NCTI RSC II CABLE NETWORK 
OVERVIEW: Understanding the Feeder 
System Questions and Answers with 
Verified Solutions 
What is one of the differences between tree-and-branch and hybrid fiber/coax (HFC) DESIGNS? 
Bandwidth in the downstream path. 
In the tree-and-branch design, the cable signal in the downstream path leaves the trunk at the 
bridge amplifier. There, It makes a transition to the feeder's domain, and the signal splits. What 
is the maximum number of output ports the split signal ca...
![Latest Preview Thumbnail](/docpics/4052833/65813a8dc5be9_4052833_121_171.jpeg)
NCTI Installer Tech Exam Questions 
and Answers
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NCTI Field Tech Exam BUNDLE Questions With 100% Correct Answers• By Andymoh
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NCTI Installer Tech Exam Questions 
and Answers
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NCTI Exam Questions With 100% Correct Answers
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NCTI Exam Questions With 100% Correct Answers
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According to SCTE- and NCTA- recommended trunk system map symbols, fiber-optic cable is represented by - ️️Double arrows within a small circle on a solid line. 
 
The forward path signal in a traditional tree-and-branch architecture - ️️originates at the headend and is transmitted downstream through coaxial trunk cable and trunk amplifier. 
 
In a HFC network, - ️️Processing equipment in the headend converts the forward RF signal to a light signal. 
 
During aerial plant construction...
- Exam (elaborations)
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According to SCTE- and NCTA- recommended trunk system map symbols, fiber-optic cable is represented by - ️️Double arrows within a small circle on a solid line. 
 
The forward path signal in a traditional tree-and-branch architecture - ️️originates at the headend and is transmitted downstream through coaxial trunk cable and trunk amplifier. 
 
In a HFC network, - ️️Processing equipment in the headend converts the forward RF signal to a light signal. 
 
During aerial plant construction...
![Latest Preview Thumbnail](/docpics/3712938/653cb3d7c7b6c_3712938_121_171.jpeg)
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 ...
- Exam (elaborations)
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-
NCTI•NCTI
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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 ...
![Latest Preview Thumbnail](/docpics/3704718/653ae1b1b6630_3704718_121_171.jpeg)
NCTI Questions and Answers with Verified Solutions 
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. 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 an...
- Package deal
- Exam (elaborations)
- • 38 pages's •
-
NCTI•NCTI
-
NCTI Bundled Exams Questions and Answers Graded A+• By Parie
Preview 4 out of 38 pages
NCTI Questions and Answers with Verified Solutions 
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. 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 an...