Answers
Lesson 2 - Lesson Two
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
peripherals?
Media Access Control Address (MAC - CORRECT ANSWER ->>Which of the following is a unique address
that is physically assigned to devices such as a modem or network interface card (NIC)
Data Link Layer and physical Layer - CORRECT ANSWER ->>Which 2 layers of the open systems
interconnection (OSI) reference model are combined in the Transmission Control Protocol (TCIP/IP)
model network access layer?
Internet Protocol version 4 (IPV4) - CORRECT ANSWER ->>Which protocol has 4 numeric fields, each 8
binary bits long, called "octets"?
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?
Ping - CORRECT ANSWER ->>Which command line entry is used for testing latency, packet loss, and the
general health of the modem?
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 - CORRECT ANSWER ->>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?
, Zero percent packet loss and a stable ping time - CORRECT ANSWER ->>What determines the over all
quality of a stable internet service?
Lesson 3 - CORRECT ANSWER ->>Lesson three
Verify that an auto program has been run or that the correct commercial tv configuration file in use -
CORRECT ANSWER ->>When trouble shooting a missing channel issue on a media distribution gateway
for a commercial property, what should be done?
Whether the issue is physical in nature such as no power, an unplugged HDMI or on a switched outlet -
CORRECT ANSWER ->>If an issue is found with a single set-back box (SBN) or a digital terminal adapter
(DTA) during the verification process, what is the first thing you should determine?
Review the precious interactions and trouble calls from the customer. - CORRECT ANSWER ->>What is
the best way to gather information to create a clear and concise problem statement?
Installer sequence - CORRECT ANSWER ->>When setting up a commercial Tv, which feature allows you
to change the access code to enter then 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 trouble shooting a commercial property, what is the main reason for removing a
revers output pad from a line amplifier?
Channel elimination filter - CORRECT ANSWER ->>Which part of the DVIS takes an incoming signal and
filters out a range of frequencies?