Question

which connection uses the telephone line .define in briefly

Answer 1

first of all read it fully.

A telephone line or telephone circuit (or just line or circuit within the industry) is a single-user circuit on a telephone communicationsystem. This is the physical wire or other signaling medium connecting the user's telephone apparatus to the telecommunications network, and usually also implies a single telephone number for billing purposes reserved for that user. Telephone lines are used to deliver landlinetelephone service and Digital subscriber line(DSL) phone cable service to the premises. Telephone overhead lines are connected to the public switched telephone network.

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Answer 2

Telephone lines are used to deliver landline telephone services and Digital Subscriber line phone cable service to the premises. Telephone overhead lines are connected to the public switched telephone network