Techniques must be used to find the correct and relevant information. Information filtering or Selective Dissemination of Information is a “tool” that must be used when finding information on the Internet. It is important to know how to filter through information and precisely why a user must do so. There are many information filtering “agents” that can be used to assist the user in filtering through information. Some websites and companies use Push Technology to help the user to receive information easier.

· What is the need for Personalized Information Services on the Web?

· What is an information agent, and how does it work?

· What is push technology, and when is it used?

2. Selective Dissemination of information:

2.1 What is Selective Dissemination of Information?

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