Overview

In this tutorial, we will learn about Web Search Engine with some examples. A Web search engine is a software tool designed to search for information on the Internet. Search engines are tools to search the Internet for useful information and content.

Search engines use automated spiders/robots that crawl the web, follow the hyperlinks from web page to web page, and index the website’s content.

The information gathered by the robots is used to create a searchable index of the web. When users search the web with search keywords the search engine serves the search results.

Types of Search Engines

There are different types of search engines:

• Crawler-based search engine
• Search directories based search engine
• Hybrid search engine
• Meta search engine

Search Engine Examples

Some popular search engines are as follows:

• Google
• Bing
• Yahoo!
• DuckDuckGo
• Yandex

 

Search engine components:

https://www.testingdocs.com/search-engine-components/

 

Importance of Search Engines

A search engine crawls billions of web pages available on the Internet. Users can easily access information on the Internet by using a search engine.

Users can filter the information and use advanced search tools to query the information. For example, users can search for information and specific file extension types.