![]() There exist several Information retrieval services offering easy access to information present on the internet. Instant Messaging Offers real time chat between individuals and group of people. Internet Telephony (VoIP) Allows the internet users to talk across internet to any PC equipped to receive the call. Mailing Lists Used to organize group of internet users to share common information through e-mail. Internet Relay Chat (IRC) Allows the people from all over the world to communicate in real time. ![]() Newsgroup Offers a forum for people to discuss topics of common interests. Telnet Used to log on to a remote computer that is attached to internet. The following table gives a brief introduction to these services: S.N.Įlectronic Mail Used to send electronic message over the internet. There are various Communication Services available that offer exchange of information with individuals or groups. Following diagram shows the four different categories of Internet Services. Internet Services allows us to access huge amount of information such as text, graphics, sound and software over the internet.
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