Without search engines, such as Google, WIKIANSWERS, Yahoo, ask jeeves and so on, things would be rather hard to find on the internet. Think about it. The only thing you can do is type a random website address and hope it comes up in existans.
For example:
I need info on what to feed a dog, so with no search engine I do this.
www.whatdoyoufeedadog.com
(what-do-you-feed-a-dog)
So there you have it. Search engines ARE important.
The important point here about search results pages is that one main purpose of search engines is to provide searchers with relevant results.
how do search engines work
There are two types of search engines 1. Hybrid search engines 2. Meta search engines
Spider-Based Search Engines. Directory-Based Search Engines. Link-Based Search Engines.
Refining a Web search simply helps the search engines provide more relevant material to you.
Search engines ranking the result based on the search engine's algorithms. At present, Google panda and penguin updates are playing a more important role to give raking results in the search engine.
Search engines are necessary for locating, sorting, storing and ranking the value of that information on the web. Popular search engines like Google, Yahoo and Bing find relevant information and present it to users. In order to efficiently find a specific bit of data, it's important for you to know the four main functions of the search engines.
Horizontal search engines are general-purpose search engines such as Google and Yahoo. Vertical search engines, meanwhile, are specialized by content such as Trulia, Mocavo and Yelp.
name five search engines
It is where you can search anything you wanted to. Yahoo ang Google are example of search engines.
you dont, thats why they are crawler search engines.
Discovery