Ncti 6 Questions and Answers 2023
Th public switched telephone network (PSTN) uses pulse code modulation (PCM) to perform which function
Convert an analog signal (human voice) into digital signals so that man calls can travel over the same wire
In plain old telephone service, the ______ is...
Ncti 6 Questions and Answers 2023
Th public switched telephone network (PSTN) uses pulse code modulation (PCM) to
perform which function - answer Convert an analog signal (human voice) into digital
signals so that man calls can travel over the same wire
In plain old telephone service, the ______ is a pair of wires connecting the customer
location to the telephone company - answer Local loop circuit
Which of the following statements is an accurate comparison between packet switching
and circuit switching technologies? - answer Packet switching uses the network only
when words are spoken, while circuit switching uses the network constantly throughout
the entire telephone conversation.
________,added to the media access control protocol in data over cable service
interface specification 1.1 was a first attempt at prioritizing internet protocol traffic
according to its application giving priority to real time data packets such as streaming
video over other types of packets such as email - answer D-service flow
Packet cable was designed to - answer Deliver real-time internet protocol
applications such as voice and video service s with the same level of quality as circuit
switching technology did for the plain old telephone service
The three networks include in packet cable 1.0 architecture are: - answer C-The data
over cable service interface specification hybrid fiber/ coax access network the manager
internet protocol network and the public switched telephone network
Which of the following is an accurate description of the benefits of a packet cable
managed internet protocol network - answer Packet cable managed IP networks
deliver higher voice quality than other voice over internet protocol networks because
they use a managed IP network instead of the internet to deliver packets to the public
switched telephone network
Which of the following statements is an accurate comparison between the signaling of a
traditional telephone call and a packet cable voice over internet protocol call - answer
signaling of a traditional telephone call is initiated at central office of the telephone
company, while signaling of packet cable VOIP call is initiated by the embedded
multimedia terminal adapter at customer premises
Customer premises devices that can be impacted by cable telephone service include -
answer Medical alert devices,home computer networks, and alarm systems
Which tier of voice over internet protocol service is computer to computer based -
answer Tier III or Tertiary VoIP services such as Skype are computer to computer
based
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