A Project on Concepts relating to Applications and Implications of Information and Communication Technology
1/29/2014
Concepts
Distinguish between the internet, intranet and extranet.
Internet
This is a network of networks that connects worldwide via a huge set of telecommunication links.
Intranet
This is a small private network that looks quite like the internet, but is only available to people working for a specific organization.
Extranet
This is an internet that makes some of the information available to people outside the organization such as customers or suppliers.
Electronic Mail (E-mail)
This is an electronic mail that is sent and received electronically over a network.
Example of an e-mail
Newsgroup
This is an internet-based discussion about a particular topic. Users post messages to a news server which then sends them to other participating servers.
This is an example of a newsgroup article.
Internet Relay Chat (IRC)
This is a protocol that allows for web discussion
.
lefttopThis is an example of an IRC conversation among several users. Example of how a message would be sent to users.
Telnet
This is one of the ways that a person can access a remote computer over a network such as the internet. It was a protocol used in the early days of the internet.
File Transfer Protocol
This is a set of rules used to govern the sending and receiving of files on the internet.
Upload
This is the process of reading data from a user’s computer storage and sending it to another computer via communication channel.
Download
This is the process whereby programs or data are transferred via communication channel, from a computer and stored on media located at the user’s computer.
World Wide Web (WWW)
This is a collection of all the websites in the world.
Web Browser
This is a piece of software that connects to a webpage and displays it on your screen so you can view it.
Example of a web...