Search engine-babasaheblokhande

Search engine : 

Search engine

What is search engine? : 

Search Engine is a tool that enables users to locate information on the World Wide Web. Search engines use keywords entered by users to find Web sites which contain the information sought. Common Characteristics: Spider, Indexer, Database, Algorithm Find matching documents and display them according to relevance Frequent updates to documents searched and ranking algorithm Strive to produce “better”, more relevant results than competitors What is search engine?

Examples of search engines : 

Google - 41.6% Yahoo - 31.5% msn - 27.4% Ask - 7.0% Aol - 13.6% Examples of search engines

How Do Search Engines Work? : 

Spider “crawls” the web to find new documents (web pages, other documents) typically by following hyperlinks from websites already in their database Search engines indexes the content (text, code) in these documents by adding it to their databases and then periodically updates this content. Search engines search their own databases when a user enters in a search to find related documents. Search engines rank the resulting documents using an algorithm (mathematical formula) by assigning various weights and ranking factors. How Do Search Engines Work?

crawler : 

the programs that search engines use to scan and analyze websites in order to determine their importance, and thus their ranking in the results of internet searches for certain keywords. Crawlers are also often referred to as spiders or robots. Crawlers are very active, and often account for a great deal of the visitors to websites all over the internet. The Google crawler, known as Googlebot, is particularly active, and will often visit a website several times a day, checking for updates or new information. Studies have shown that it is much more active than other crawlers, the closest being the Yahoo crawler, which is about half as active as Googlebot. crawler

indexing : 

Similar to an index of a book, a search engine also extracts and builds a catalog of all the words that appear on each web page and the number of times it appears on that page etc. The index is stored in a file called as the index file, where the search engine will find them. Cache memory: A web cache is a mechanism for the temporary storage (caching) of web documents, such as HTML pages and images, to reduce bandwidth usage, server load, and perceived log. A web cache stores copies of documents passing through it. indexing

Parsing in search engine : 

Parser extract thousands of results from all search engines at the same time, parse titles, descriptions and links on autopilot. Moreover, Search Engines Parser can filter results and store data on MySQL database. It saves time for getting result. Parsing in search engine

pagerank : 

PageRank is what Google uses to determine the importance of a web page. It's one of many factors used to determine which pages appear in search results. search engines typically linked to pages that had the highest keyword density, which meant people could game the system by repeating the same phrase over and over to attract higher search page results. the most important pages on the Internet are the pages with the most links leading to them. PageRank thinks of links as votes, where a page linking to another page is casting a vote. pagerank

What is SEO? : 

SEO is the act of modifying a website to increase its ranking in organic search, crawler-based listings of search engines. Search engine optimization is a useful technique that helps search engines find out and rank your website greater than the other websites in response to a search question. What is SEO?

Why seo required? : 

to promote your website. Every day more and more websites introduced, it is not simple to see that our website at topmost position in the search engine. Using SEO we can improve websites ranking for seeing topmost position because, search user can see only topmost result’s. To give your website targeted visitors. Optimize your website on the basis of keywords  Matching your products and services to generate high search engines rankings Create your entity online to make you familiar in the World Wide Web. Why seo required?

Steps to developing a good SEO : 

Research desirable keywords and search phrases Identify search phrases to target (should be relevant to business/market, obtainable and profitable) “Clean” and optimize a website’s HTML code for appropriate keyword density, title tag optimization, internal linking structure, headings and subheadings, etc. Help in writing copy to appeal to both search engines and actual website visitors Study competitors (competing websites) and search engines Implement a quality link building campaign Add Quality content Constant monitoring of rankings for targeted search terms Steps to developing a good SEO