codeigniter interview questions and answers for 2 year experience 1.what is the Codeigniter? Ans: Codeigniter is open source, webapplication a PHP framework. Codeigniter is loosely based on MVC pattern simple framework in php. 2.What is the current version of codeigniter? The lastest version 2.2.0 till 6-05-2014. 3.what are the features of codeigniter? Ans: 1. codeigniter is open source, webapplication framework. 2.codeigniter is light weight framework. 3.codeigniter faster than any other farmework. 4.codeigniter search engine friendly urls generator. 5.codeigniter is easy exensible. 4. Explain codeigniter file structure. Application -cache -config -controllers -core -errors -helpers -hooks -languages -logs -models- -thirdparty -view system -core -database -fonts -helpers -language -libraries what is mvc framework? Controller: The controller serves as an intermediary between the model and view. MOdel: The model represents your data structur