第1题
A firewall insulates a private network from a public network using established controls on the types of request they will route through to the public network for processing and fulfillment.()
第2题
it pays you big rewards to be aware of the differences of customers and adjust your maketing strategies.()
第3题
WWW is a system of Internet servers that supports hypertext to access several internet protocols on a single interface.()
第4题
information management is a key factor in successfully moving products through the supply chain.()
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