Question

which type of connection uses PSTN to establish a connection with the ISP?
(i) Dial-up
(ii) Broadband
(iii) Cable Network
(iv) All of these​

Answer 1

Answer:

(d) All of these

Explanation:

This all answers are correct

Answer 2

Answer:

I) Dial -up

Explanation:

A dial-up connection is established when two or more communication devices use a public switched telephone network (PSTN) to connect to an Internet service provider (ISP), corporate network, or industrial network, using an analog telephone modem ..

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