What is Yii===========Yii is a high-performance, component-based PHP framework for developinglarge-scale Web applications rapidly. It enables maximum reusability in Webprogramming and can significantly accelerate your Web application developmentprocess. The name Yii (pronounced `Yee` or `[ji:]`) is an acronym for"**Yes It Is!**".Requirements------------To run a Yii-powered Web application, you need a Web server that supportsPHP 5.3.?.For developers who want to use Yii, understanding object-orientedprogramming (OOP) is very helpful, because Yii is a pure OOP framework.What is Yii Best for?---------------------Yii is a generic Web programming framework that can be used for developingvirtually any type of Web application. Because it is light-weight andequipped with sophisticated caching mechanisms, it is especially suitedto high-traffic applications, such as portals, forums, contentmanagement systems (CMS), e-commerce systems, etc.How does Yii Compare with Other Frameworks?-------------------------------------------Like most PHP frameworks, Yii is an MVC (Model-View-Controller) framework.TBD