Yii is one of the best web development frameworks that have been successfully utilized for building business applications connecting CRUD (Create Retrieve Update Delete) operations. Yii framework works best for developing applications for systems in which repetitive tasks need to be performed. This web development framework comes with in-built event-driven programming features, component-based model, database abstraction layers and modular application architecture. Yii is an amazing PHP framework that comes with easy source code that is comprehensible to people having little programming knowledge. Moreover, for novel beginners eager to learn programming, Yii source code lends a great start to study PHP in an easy manner.