Information Retrieval Issues on the World Wide Web

The World Wide Web (Web) is the largest information repository containing billions of interconnected documents (called the web pages) which are authored by billions of people and organizations. The Web is huge, diverse, unstructured or semi structured, dynamic contents, and multilingual nature; make the effectively and efficiently searching information on the Web a challenging research problem. In this paper we briefly explore the issues related to finding relevant information on the Web such as crawling, indexing and ranking the Web.