NCTI Exam I UPDATED ACTUAL Questions And
Correct Answers
C
Terms in this set (21)
In the tree-and-branch architecture, how is the A portion of the downstream is fed to a bridger amplifier to boost the signal
downstream signal from the trunk fed to the distribution before being split and routed to the distribution branches.
branches?
What is a common solution when congestion from Node splitting, the subdividing of serving areas into two or more smaller serving
modem activity and traffic becomes unacceptable in a areas.
hybrid fiber/coax (HFC) network?
What technologies are defined in DOCSIS 4.0 to help Full Duplex DOCSIS (FDX) and Extended Spectrum DOCSIS (ESD).
sustain the hybrid fiber/coax (HFC) network infrastructure
for several more years?
How can a less-experienced technician identify what The legend at the bottom of the network design map that defines the map
non-standard symbols on the network design maps symbols, cable types, and amplifier data.
represent?
What is the RF distribution tap value indicated on the tap The signal loss between the tap downstream input port and the tap ports
face plate by a sticker or number stamped into the
housing?
How can a distribution amplifier be identified in the The distribution amplifier has multiple downstream outputs.
network or on a network design map?
What is spliced into the hardline coaxial cable to A power inserter.
combine the AC power with the transported RF signal in a
hybrid fiber/coax (HFC) network?
What test instrument sends out a test signal and displays Time domain reflectometer (TDR)
any reflections caused by impedance mismatches in the
cable that are characteristic of cable faults?
What should you be looking for when analyzing the The device common to those customers affected before traveling to make signal
network design maps to troubleshoot a problem? status checks.
What is required for checking the physical network Being observant and performing some minor tasks while engaged in regularly
integrity when maintaining the coaxial cable network? scheduled activities.
Correct Answers
C
Terms in this set (21)
In the tree-and-branch architecture, how is the A portion of the downstream is fed to a bridger amplifier to boost the signal
downstream signal from the trunk fed to the distribution before being split and routed to the distribution branches.
branches?
What is a common solution when congestion from Node splitting, the subdividing of serving areas into two or more smaller serving
modem activity and traffic becomes unacceptable in a areas.
hybrid fiber/coax (HFC) network?
What technologies are defined in DOCSIS 4.0 to help Full Duplex DOCSIS (FDX) and Extended Spectrum DOCSIS (ESD).
sustain the hybrid fiber/coax (HFC) network infrastructure
for several more years?
How can a less-experienced technician identify what The legend at the bottom of the network design map that defines the map
non-standard symbols on the network design maps symbols, cable types, and amplifier data.
represent?
What is the RF distribution tap value indicated on the tap The signal loss between the tap downstream input port and the tap ports
face plate by a sticker or number stamped into the
housing?
How can a distribution amplifier be identified in the The distribution amplifier has multiple downstream outputs.
network or on a network design map?
What is spliced into the hardline coaxial cable to A power inserter.
combine the AC power with the transported RF signal in a
hybrid fiber/coax (HFC) network?
What test instrument sends out a test signal and displays Time domain reflectometer (TDR)
any reflections caused by impedance mismatches in the
cable that are characteristic of cable faults?
What should you be looking for when analyzing the The device common to those customers affected before traveling to make signal
network design maps to troubleshoot a problem? status checks.
What is required for checking the physical network Being observant and performing some minor tasks while engaged in regularly
integrity when maintaining the coaxial cable network? scheduled activities.
