internet and WWW Flashcards by Colby Mandell | Brainscape

Q

what do we use the WWW for?

A

reading news, listening to music, watching movies, shopping, chatting, social networking, banking, and searching maps

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Q

what is PSTN?

A

a global network of regional wired telephone networks

- used for voice communication only

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Q

what are PBX?

A

private branch exchanges used by PSTN to connect telephones across the world

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