题目内容

A WAN is a network that connects LANs and nodes across a wide geographical area.

A. 对
B. 错

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WWW provides access to a variety of Internet resources from different interfaces.

A. 对
B. 错

The chief responsibility of TCP/IP is to ensure reliable point-to-point connectivity.

A. 对
B. 错

The main focus of MIS is the management function of an organization.

A. 对
B. 错

Compared with simple non-EDI-based purchase, EDI purchase is faster, cheaper and convenient.

A. 对
B. 错

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