Question

what is type and description ng google search yahoo?

Answer 1

Answer:

Goo.gle is a fully-automated search engine that uses software known as "web crawlers" that explore the web on a regular basis to find sites to add to our index. ... owned multiple search engines, they didn't use them on the main yahoo.com website, but kept using G.oogle's search engine for its results.

Answer 2

Search Engines

Explanation:

• A search engine could be a software that's designed to hold out web searches (Internet searches), which suggests to look the globe Wide Web in a very systematic way for particular information per a textual web search query.
• The search results are generally presented in an exceedingly line of results, often spoken as computer program results pages (SERPs) the data is also a combination of links to web content, images, videos, infographics, articles, research papers, and other styles of files.

Crawlers

• These  search engines use a "spider" or a "crawler" technique on the web. The crawler digs through individual sites, pulls out keywords then adds the pages to the search engine's database. Go ogle and Yaho o are samples of crawler search engines.

The advantage of crawlers are:

1. They contain a large amount of pages.
2. Ease of use.
3. Familiarity. most of the people who search the web are aware of Go ogle.

There are several disadvantages to crawlers:

1. Sometimes, it's just an excessive amount of information.
2. It is easy to trick the crawler. Websites have hidden data that may be manipulated to form the page appear as if it's something it is not.
3. Page rank will be manipulated. While computer program companies disapprove the practice, there are ways to boost where your page appears on the list of results.