NCTI jones correctly answered 2023 updated to passif a customer already has television service and is adding high speed data service, what should be checked on the digital television channels? - correct answer intermittent operation, which is a symptom of noise interference in the downstream
Ins...
NCTI jones correctly answered 2023
updated to pass
if a customer already has television service and is adding high speed data service, what should be
checked on the digital television channels? - correct answer intermittent operation, which is a symptom
of noise interference in the downstream
Installing a cable modem and router in a closet or utility room is simplified by having what items in the
room? - correct answer working computer, platform for modem and router, twisted pair network cable
with standard configurations
what version of the docsis specification included the option to increase the tap frequency of the
upstream to 85 Mhz? - correct answer Docsis 3.0
What device can be installed with a cable modem to enable internet access to two or more devices in
the customer premises? - correct answer router with a built in multi ethernet switch
Why is it good practice to review the service work order with the customer before beginning a high
speed data service installation? - correct answer to verify account information and to confirm the high
speed data order
Some cable operators charge an additional fee when the amount of downloaded data during a billing
cycle exceeds a prescribed limit. How might a customer unknowingly approach these limits? - correct
answer by streaming/downloading high content data
i.e movies, tv shows in high definition
if the customer demonstrates that they are internet savy, what should be the next step in the customer
education portion of the high speed data server installation? - correct answer Direct the customer to the
cable operators web page to show them what information is available and to help them setup their
email
If the customer is an internet novice, what would be the benefit of saving your company's website as
their home page? - correct answer They might appreciate having easy access to a website that contains
links to their email and other useful or interesting links
, When helping a new customer set up email for the first time, what suggestion should you make
regarding the customers login and password? - correct answer write it down and keep it in a safe place
Where should the customer be encouraged to go for information and questions before calling in? -
correct answer online, to the website, FAQ page
Which of the following describes the primary source of attenuation in the return path? - correct answer
attenuation in the return path is primarily due to the coax cable
which of the following describes long loop automatic gain control? - correct answer long loop AGC
adjusts the transmit levels of the customer premise equipment
the use of a directional coupler requires which of the following adjustments in the return paths? -
correct answer Each return amplifier must be adjusted so that the levels received at the next amplifier
are within 15 db of eachother
which of the following describes the typical sub band return frequency design for a cable modem? -
correct answer most cable modems are designed to operate above 28 and below 38 mhz
if the drop loss at the ground block is 3.2 db and is connected to a three way splitters hot leg and then
connected to the 9 Db leg of a directional coupler what will be the total return loss - correct answer add
them together for the total return
what are some possible causes of signal reflections? - correct answer loose or bad connections in the
drop system and un-terminated tap ports, especially on low value taps
which of the following procedures will reduce impulse noise? - correct answer impulse noise can be
reduced by tightening all connections and installing 75 ohm terminators on all unused tap ports
the most common source of ingress and egress is located at which of the following points in the
broadband cable network? - correct answer the customer premise and the drop cable
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