2 3 Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about 2 3? On this page you'll find 67 study documents about 2 3.
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![NCTI Installer Tech/November question with complete solution 2023](/docpics/3077149/64b537225bbb9_3077149_121_171.jpeg)
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NCTI Installer Tech/November question with complete solution 2023
- Exam (elaborations) • 54 pages • 2023
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NCTI Installer Tech/November question with complete solution 2023Why do only the outer electrons leave their orbit shells? - correct answer Only outer electrons leave their orbit shells because electrons farthest from the nucleus are more easily freed from their orbits due to a weaker electrostatic force. 
 
What is required to have a balanced (or stable) atom? - correct answer The number of electrons must equal the number of protons in order to have a balanced atom. 
 
List the capacity of each...
![Ncti 2-3 question and answers graded 2023 passed](/docpics/3076760/64b529d91ec87_3076760_121_171.jpeg)
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Ncti 2-3 question and answers graded 2023 passed
- Exam (elaborations) • 21 pages • 2023
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Ncti 2-3 question and answers graded 2023 passed 
What is the difference between the FTTN and FTTC topologies? - correct 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? - correct answer Truck, branch, and drop 
 
Which type of fiber topology used in a PON places the PON splitters at the headend while providing one...
![NCTI Installer Tech Multiple Choice Part 1 correctly answered rated A+ 2023](/docpics/3077365/64b53b6cc80e3_3077365_121_171.jpeg)
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NCTI Installer Tech Multiple Choice Part 1 correctly answered rated A+ 2023
- Exam (elaborations) • 23 pages • 2023
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NCTI Installer Tech Multiple Choice Part 1 correctly answered rated A+ 2023 
20 milliamperes is the same as _________ amperes. 
A 2 
B 0.2 
C 0.02 
D 0.002 - correct answer C 
 
The orbital shell that has a maximum capacity of 18 valence electrons is the ________ shell. 
A First 
B Second 
C Third 
D Fourth - correct answer C 
 
A semiconductor material has ___ valence electron(s) 
A 1 
B 2 
C 3 
D 4 - correct answer D 
 
The major factor in determining whether a particular element is a conducto...
![NCTI Tech I to Tech II Exam Practice Questions with 100% Correct Answers](/docpics/5081930/66278117b61f4_5081930_121_171.jpeg)
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NCTI Tech I to Tech II Exam Practice Questions with 100% Correct Answers
- Exam (elaborations) • 20 pages • 2024
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NCTI Tech I to Tech II Exam Practice 
Questions with 100% Correct Answers 
Determining whether the cause of a problem is to one side or the other of a specific 
device describes what type of troubleshooting method? - Correct Answer ️️ -The 
divide-and-conquer method of troubleshooting determines whether a problem is to one 
side or the other of a particular device. 
What are the characteristics of a successful troubleshooter? Please provide a few more 
of your own. - Correct Answer ️️ -T...
![NCTI Field Tech 2 to 3 correctly answered to pass 2023](/docpics/3077332/64b53a88e21b7_3077332_121_171.jpeg)
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NCTI Field Tech 2 to 3 correctly answered to pass 2023
- Exam (elaborations) • 19 pages • 2023
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NCTI Field Tech 2 to 3 correctly answered to pass 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 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 PO...
![NCTI WIFI question with correct answers graded A+ 2023 updated to pass](/docpics/3076893/64b52cdba0bb3_3076893_121_171.jpeg)
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NCTI WIFI question with correct answers graded A+ 2023 updated to pass
- Exam (elaborations) • 12 pages • 2023
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NCTI WIFI question with correct answers graded A+ 2023 updated to passNotes 
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...
![NCTI Field Tech 2 to 3 question with complete solution graded A+ 2023](/docpics/3076948/64b52e74b5f55_3076948_121_171.jpeg)
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NCTI Field Tech 2 to 3 question with complete solution graded A+ 2023
- Exam (elaborations) • 19 pages • 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 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 ...
![NCTI Service Technician: Think About it correctly answered to pass 2023](/docpics/3077580/64b541c16c16d_3077580_121_171.jpeg)
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NCTI Service Technician: Think About it correctly answered to pass 2023
- Exam (elaborations) • 60 pages • 2023
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NCTI Service Technician: Think About it correctly answered to pass 2023What are three principle characteristics that define an AC waveform? - correct 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? - correct answer Grounding and bonding practices reflect the basic principle that electricity always follows t...
QUESTIONS AND ANSWERS
![NCTI WIFI QUESTIONS AND ANSWERS 2023](/docpics/3090600/64b7bf6ed07f4_3090600_121_171.jpeg)
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NCTI WIFI QUESTIONS AND ANSWERS 2023
- Exam (elaborations) • 9 pages • 2023
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NCTI WIFI QUESTIONS AND ANSWERS 2023 
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 ...
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