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ESSENTIALS OF E-COMMERCE TECHNOLOGY
By V. RAJARAMAN
eBook
$3.79
By V. RAJARAMAN
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The book presents a layered architecture of ecommerce systems with six laye The physical layer (the bottommost layer) described first, provides the basic communication infrastructure needed by e commerce. The next layer described is the logical layer consisting of Local Area Networks, the Internet, Intranet, etc. which provide connectivity. The layer above is the network services layer which provides email and World Wide Web applications. Above this is a very important messaging layer of ...