21
April
What is Spider
The term search engine spider can be used interchangeably with the term search engine crawler. A spider is a program that a search engine uses to seek out information on the World Wide Web, as well as to index the information that it finds so that actual search results appear when a search query for a keyword is entered. The search engine spider “reads” the text on the web page or collection of web pages, and records any hyperlinks it finds. The search engine spider then follows these URLs, spiders

