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A traditional cable TV network transmits signals ______
In an HFC network, the downstream data are modulated using the _______ modulation technique
In an HFC network, the upstream data are modulated using the _______ modulation technique
The standard for data transmission over an HFC network is called _______
The original telephone network, which is referred to as the plain old telephone system (POTS), was an ________ system
The modern telephone network is now ________
The telephone network is made of ______ major components
In ______signaling, the same circuit is used for both signaling and data
In ________signaling, a portion of the bandwidth is used for signaling and another portion for data
The protocol that is used for signaling in the telephone network is called ______
Telephone companies provide two types of analog services: analog _______ services and analog _____services
The two most common digital services are ________ service and ______
The term modem is a composite word that refers to the two functional entities that make up the device: a signal _______ and a signal _______
Most popular modems available are based on the ________standards
_____technology is a set of technologies develpoed by the telephone companies to provide high data rate transmission
The traditional cable TV system used ________cable end to end
The second generation of cable networks is called a(n) _________ network
The HFC network uses _______ cable
To use a cable network for data transmission, we need two key devices: a ______ and a _________
The B-channel is capable of carrying both
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