NCTI
Local Area Network (LAN) - correct answer -Which small, network is private to the organization, sharing
a common communications line linking together devices such as computers, printers, and other
peripherels?
MAC Address - correct answer -Which of the following is a unique address that is physically assigned
devices such as a modem or a network interface card(NIC)?
Data Link Layer and Physical Layer - correct answer -Which two layers of the Open Systems
Interconnection (OSI) reference model are combined in the transmission control protocol/Internet
protocol (TCP/IP) model Network Access Layer?
Internet protocol version 4 (IPV4) - correct answer -Which protocol has four numeric fields, each 8
binary bits long, called "octets"?
Static Internet protocol (IP) addressing - correct answer -Which of the following data services does a
business use because it works best for dedicated services, such as hosting a website or Internet server,
email, and file transfer protocol (FTP)?
CMP - Plenum rated cable - correct answer -Which type of unshielded twisted-pair (UTP) cable does not
easily catch fire and is designed to smoke very little so that toxic fumes are not circulated through a
building?
Default gateway - correct answer -Static Internet protocol (IP) address settings are manually configured
using the IP address, the Preferred DNS server, the Alternate DNS server, and the Subnet mask settings.
Which setting is missing from the list?
Zero percent packet loss and a stable ping time - correct answer -What determines the overall quality of
a stable internet service?
, Ping - correct answer -Which command line entry is used for testing latency, packet loss, and the general
health of the modem?
Diagnose the symptoms - correct answer -Which step in the six-step troubleshooting process uses the
information that was gathered to identify the cause of the problem and find the most likely solution?
Verify that an auto program has been run or that the correct commercial TV configuration file in use. -
correct answer -When troubleshooting a missing channel issue on a media distribution gateway for a
commercial property, what should be done?
If you can gain access to another room for troubleshooting purposes. - correct answer -If an issue is
found with a single set-back box (SBB) or digital terminal adapter (DTA) during the verification process,
what is the first thing you should determine?
Leverage multiple sources for information by taking to the customer's office staff, maintenance staff,
and those impacted by the problem. - correct answer -What is the best way to gather information to
create a clear and concise problem statement?
Customer on-site Information Technology (IT) staff - correct answer -When troubleshooting a problem
within a commercial property, what group of people should you leverage for help?
Installer sequence - correct answer -When setting up a commercial TV, which feature allows you to
change the access code to enter the installer menu?
Prism Sensor - correct answer -What is the best Infrared (IR) sensor for a set-back box (SBB) due to their
relatively low cost and their ability to be hidden from view?
+5 to +10 decibel millivolts (dBmV) - correct answer -What is the minimum accepted input signal
strength per digital channel on a media distribution gateway?
To mitigate unwanted noise or ingress leaking back into the hybrid fiber/coax (HFC) plant. - correct
answer -When troubleshooting a commercial property, what is the main reason for removing a reverse
output pad from a line amplifier?
Local Area Network (LAN) - correct answer -Which small, network is private to the organization, sharing
a common communications line linking together devices such as computers, printers, and other
peripherels?
MAC Address - correct answer -Which of the following is a unique address that is physically assigned
devices such as a modem or a network interface card(NIC)?
Data Link Layer and Physical Layer - correct answer -Which two layers of the Open Systems
Interconnection (OSI) reference model are combined in the transmission control protocol/Internet
protocol (TCP/IP) model Network Access Layer?
Internet protocol version 4 (IPV4) - correct answer -Which protocol has four numeric fields, each 8
binary bits long, called "octets"?
Static Internet protocol (IP) addressing - correct answer -Which of the following data services does a
business use because it works best for dedicated services, such as hosting a website or Internet server,
email, and file transfer protocol (FTP)?
CMP - Plenum rated cable - correct answer -Which type of unshielded twisted-pair (UTP) cable does not
easily catch fire and is designed to smoke very little so that toxic fumes are not circulated through a
building?
Default gateway - correct answer -Static Internet protocol (IP) address settings are manually configured
using the IP address, the Preferred DNS server, the Alternate DNS server, and the Subnet mask settings.
Which setting is missing from the list?
Zero percent packet loss and a stable ping time - correct answer -What determines the overall quality of
a stable internet service?
, Ping - correct answer -Which command line entry is used for testing latency, packet loss, and the general
health of the modem?
Diagnose the symptoms - correct answer -Which step in the six-step troubleshooting process uses the
information that was gathered to identify the cause of the problem and find the most likely solution?
Verify that an auto program has been run or that the correct commercial TV configuration file in use. -
correct answer -When troubleshooting a missing channel issue on a media distribution gateway for a
commercial property, what should be done?
If you can gain access to another room for troubleshooting purposes. - correct answer -If an issue is
found with a single set-back box (SBB) or digital terminal adapter (DTA) during the verification process,
what is the first thing you should determine?
Leverage multiple sources for information by taking to the customer's office staff, maintenance staff,
and those impacted by the problem. - correct answer -What is the best way to gather information to
create a clear and concise problem statement?
Customer on-site Information Technology (IT) staff - correct answer -When troubleshooting a problem
within a commercial property, what group of people should you leverage for help?
Installer sequence - correct answer -When setting up a commercial TV, which feature allows you to
change the access code to enter the installer menu?
Prism Sensor - correct answer -What is the best Infrared (IR) sensor for a set-back box (SBB) due to their
relatively low cost and their ability to be hidden from view?
+5 to +10 decibel millivolts (dBmV) - correct answer -What is the minimum accepted input signal
strength per digital channel on a media distribution gateway?
To mitigate unwanted noise or ingress leaking back into the hybrid fiber/coax (HFC) plant. - correct
answer -When troubleshooting a commercial property, what is the main reason for removing a reverse
output pad from a line amplifier?
