Question $34(2$ points$)$

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As discussed in the Internet Bridges the Communications Gap Transparently case, DNS $($Domain Network Services$)$ may be provided internally as a local service by a company, or by what other group?

End$-$user Device

Local Loop Carrier

Content Provider

ISP $($Internet Service Provider$)$

Question $35(2$ points$)$

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Introduced in $2001$ cellular networks use digital signals and can transmit voice and data at different speeds based on how fast the user is moving, and supports video, web browsing, and instant messaging.

$1)1G$

$2G$

$3G$

$4G$