Service technician - Samenvattingen, Aantekeningen en Examens

NCTI Troubleshooting Advanced Services 100% SOLUTIONS REVISED 2023//2024 To resolve where the source of a digital video problem lies, a technician uses - ANSWER C) The divide-and-conquer method for troubleshooting, which can begin with measurements on customer premise equipment that offer easier access for testing. In addition to being accurate and detailed, a successful troubleshooter knows that - ANSWER B) A critical step in troubleshooting is verifying the signal levels and signal ...

NCTI Questions and Answers 2023 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 antenna-deliv...

NCTI: Troubleshooting Advanced Services question and answers graded A+ 2023Which of the following characterizes the successful troubleshooter? - correct answer Someone with an inquisitive and relentless desire to solve and fix problems. What must a technician be aware of when analyzing a digital TV (DTV) problem? - correct answer There is frequently more than one contributor to a specific DTV service problem. After a digital TV (DTV) service problem has been analyzed and possible causes co...

Ncti 2-3 Questions and Answers 2023 What is the difference between the FTTN and FTTC topologies? 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? 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 pre...

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 ...

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 antenna-delivered signal could offer. D) To f...

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 antenna-delivered signal could offer. D) To f...

NCTI MT1-MT2 QUESTIONS AND ANSWERS 2023 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. ...

Which of the following is the distance occupied by 1 hertz (Hz)? - Ans Wavelength. What is the return signal pass band frequency used in most of North America? - Ans 5-42 MHz. What is the primary difference between coaxial express cable and coaxial distribution cable in an HFC architecture? - Ans Taps are installed on coaxial distribution cable and not on express cable. Which testing device is the best to use to measure cable faults? - Ans A time domain reflectometer (TDR). W...