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10 Cards in this Set
- Front
- Back
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A broadband service such as DSL available through a local Internet service provider is suitable for what type of organization? |
A small company with 10 employees that uses a single LAN to share information |
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Which device is a data terminal equipment? |
Router |
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Which two devices are used when digital leased lines interconnect a client with a provider? (Choose two.) |
-Channel service unit (CSU) -Data service unit (DSU) |
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Which statements are true regarding connection-orientated packet-switched networks? (Choose three.) |
-A virtual circuit is created for the duration of the packet delivery. -Each packet has to carry only an identifier. -The network predetermines the route for each packet. |
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Which technology supports long distance SONET and SDH connections using fiber-optic media? |
DWDM – Dense Wave Division Multiplexing |
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What WAN technology is designed to deliver data, voice, and video simultaneously built on a cell-based architecture? |
ATM |
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ISDN PRI is composed of how many B channels in North America? |
23 |
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The ability to connect securely to a private network over a public network is provided by which WAN technology? |
VPN |
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What term describes the cabling that connects the customer site to the nearest exchange of the WAN service provider? |
Local loop |
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Which two statements about a circuit-switched network are true? (Choose two.) |
-A dedicated secure circuit is established between each pair of communicating nodes. -A connection through the service provider network is established quickly before communications start. |
