單項(xiàng)選擇題

Which benefit does digital subscriber line (DSL) systems for broadband access provide to the user?（）

A.Dedicated lines for high security data transfer
B.Data and audio signals that share the same communications infrastructure
C.Secure access to company extranet
D.Simple solution for high-quality digital video using coaxial cable

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多項(xiàng)選擇題

Which three are benefits of A virtualized data center solution over A typical implementation?（）

A.simplified cabling
B.more efficient routing
C.fewer applications per server
D.more efficient power consumption
E.more control over each server
F.less rack space

單項(xiàng)選擇題

What is a benefit of Internet protocol (IP) telephony?（）

A.Synchronizes password exchanges for call setup
B.Creates an encrypted tunnel for voice through a Transmission Control Protocol (TCP)/IP network
C.Enables two-way voice transmission over a packet-switched TCP/IP network
D.Eliminates the need for physical cabling in a TCP/IP network

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Which benefit does digital subscriber line (DSL) systems for broadband access provide to the user?（）

你可能感興趣的試題

Which three are benefits of A virtualized data center solution over A typical implementation?（）

What is a benefit of Internet protocol (IP) telephony?（）

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