Search Engines & SEO

transcript

Mohammed Jabari 1

Search EnginesPrepared by: Mohammed Jabari

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Early Search EnginesEarly search engines were

like a directory or a listing of favorite websites.

If you have a new website you have to submit to the directory and a human being will decide which category your website belongs to.

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Search Engines TodayIn 1996, two students from Stanford

University working on their PhD had an insight.

While working on their research papers and looking at other research papers there were a list references.

The list of references have a list of resources and citations that support the paper

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References and Citations

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Same Concept for Websites

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Page RankWhy not rank the authority or importance

of a website based on the number citations on other websites?

This Concept became know as “PageRank”

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Page RankThe two who invented this concept were

Google founders Lary Page and Surgey Brin

They published the concept in the technical paper “PageRank: Bringing order to the Web”

http://ilpubs.stanford.edu:8090/422/1/1999-66.pdf

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Google Page Rank

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HOW Do search engines work?Basically, Search engines uses a program

called a Crawler, spider, or Bot.

This program visits websites on regular basis.

The crawler follow links from one site to another.

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HOW Do search engines work?While visiting (crawling) these websites,

the crawler keeps an index of the words it founds and where.

Almost 90% of the web is indexed and stored by Google Huge Servers

Google analyze s this huge data using a complex computer algorithm

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The AlgorithmThe algorithm is the key for cracking

GoogleHighly sophisticated (Complex)

It’s regularly updated

It’s a secret! Just like Coca Cola recipe

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SEOSEO: Search Engine OptimizationSEO: is the process of improving the

ranking (visibility) of a website in search engines like Google.

SEO in simple words, is how to make your site appears in the first results of the search page.

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Organic vs. Paid Results

Organic

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SEOSEO is not about “ad words” and any

paid serviceIt’s about how to naturally improve your

site ranking (visibility) in search engines

SEO techniques consider how Search engines works.

So, how does a search engine work?

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Why SEO?Free Traffic, leads,

and sales

Should be integral part of overall marking strategy

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SEO Techniques Use the <Title> tag:

◦page titles are displayed in the search results.◦Titles should describe the page content◦Create unique title for each page content

<html><head><title> this is the title </title></head></html>

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SEO Techniques Use meta tags:

◦Use the description meta tag to add a description for your site.

◦It can contain a sentence or two about your site.◦Google uses the description as a summary of

what the site is about.◦Use a keyword meta tag to add some of the

keywords used in the site◦Use unique description and keyword for each

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SEO Techniques

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الغربية،تكنولوجيا،معلومات،ريادة،طالب،خريجين </ "ضفة

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SEO Techniques URLs should be:

◦Simple and short◦Contains some words about the contents◦Simple directory structure◦One URL for each document

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SEO Techniques Use a Site map:

◦One for users, and◦One for search engines (XML site map)◦Search engines use the site map to navigate

thought your site

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SEO Techniques Use better anchor text

◦The anchor text should be descriptive of the content of the linked page

<a href=“http://www.ppu.edu” > palestine polytechnic University </a>

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SEO Techniques Use the “alt” attribute for the <img> tag.

◦The “alt” attribute provides an alternative description of the image

◦It’s used by search engines

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SEO Techniques Increase the number of inbound links to

your site.◦Social media, blogs, and news sites.◦The more links link to your site the better.

You can also submit your site directly to the search engine to crawl it.

Google: http://www.google.com/addurl.html

Yahoo: http://search.yahoo.com/info/submit.html

Bing: http://www.bing.com/webmaster/SubmitSitePage.aspx

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SEO Techniques Google says: more searches now on

Mobile than on Desktop.For example, if you are searching using

your smartphone, Google will give preference for pages that are smartphone compatible over pages that are designed for Desktops only.

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Your Home WorkYou need to dig further about Google

algorithmWhat are Google’s Ranking factors?

Other than the ones listed above.Prepare a report and get ready to discuss

your findings with your colleagues and teacher

Search Engines & SEO

Technology