Q. In an HFC network, the downstream data are modulated using the _______ modulation technique.

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Q. In an HFC network, the upstream data are modulated using the _______ modulation technique.

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Q. The standard for data transmission over an HFC network is called _______.

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Q. The original telephone network, which is referred to as the plain old telephone system (POTS), was an ________ system.

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Q. The modern telephone network is now ________.

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Q. The telephone network is made of ______ major components.

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Q. In ______signaling, the same circuit is used for both signaling and data.

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Q. In ________signaling, a portion of the bandwidth is used for signaling and another portion for data.

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Q. The protocol that is used for signaling in the telephone network is called ______.

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Q. Telephone companies provide two types of analog services: analog _______ services and analog _____services.

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Q. The two most common digital services are ________ service and ______.

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Q. The term modem is a composite word that refers to the two functional entities that make up the device: a signal _______ and a signal _______.

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Q. Most popular modems available are based on the ________standards.

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Q. ______technology is a set of technologies develpoed by the telephone companies to provide high data rate transmission.

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Q. The traditional cable TV system used ________cable end to end.

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Q. The second generation of cable networks is called a(n) _________ network.

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Q. The HFC network uses _______ cable.

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Q. To use a cable network for data transmission, we need two key devices: a ______ and a _________.

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Q. The B-channel is capable of carrying both

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Q. A television broadcast is an example of ....................... transmission.

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