Google App Engine is a platform for building and hosting web applications on Google Web Servers. It was first released as a beta version in April 2008. During its preview release, only free accounts are offered. According to Google, a free account can use up to 500 MB of persistent storage and enough CPU and bandwidth for about 5 million page views a month. Google has also indicated its intention to eventually provide additional resources for a price. During the preview stage, Google App Engine tries to accommodate sudden …