E-COMMERCE CAT 2.docx - COURSE CODE BIT 4204 COURSE TITLE...

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COURSE CODE: BIT 4204 COURSE TITLE: ELECTRONIC COMMERCE REG.ELD/B/BBM/112/05483 CAT 2 1. The following are the technologies that facilitate e-commerce: a) The internet and the World Wide Web. The internet is a global system of interconnected computer networks that use the standard internet protocol suite to serve billions of users worldwide. It is actually a network of networks that consists of millions of private, public, academic, business and government networks of local to global scope and they are linked by a broad array of electronic, wireless and optical networking technologies. The internet provides the following services: i. Electronic mail- This is the most popular internet services which allows a person to send messages to another or simultaneously to a group of people. ii. File transfer protocol (FTP) - This is a facility which gains limited access to another machine in the internet and obtaining files from it. iii. Telnet- This is the internet facility that allows you to execute commands on a remote host most likely one to which you do not have physical access as if you were logged in locally. iv. Usenet newsgroups- They are similar to email conferencing system but are less intrusive to the subscriber than list servers since messages are posted to usenet sites around the world instead of appearing in each subscriber’s mailbox. b) Client-server technologies. The client-server model of computing is a distributed application structure that partitions tasks or workloads between the providers of a resource or service called servers and service requesters
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called clients. Clients and servers communicate over a computer network on separate hardware but both of them the client and the server may reside in the same system. A client does not share
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