Search Engine Optimization is a process through which of increase our website or webphrase through a keyword or key phrase.
Uh, yes - what's your point? And it's not all about that now, after the recent update it's more to do with content and desirability.
Ketset is write... its not just all about keywords anymore, the science of search engines is growing. But yes, the base remains the same, you type some keywords, it brings up the page. What is changing is, how search engines rank various pages against those keywords
Search Engine Optimization is a technique to rank a site high in search engine result pages with the specific keywords related to site.