If you want to develop your app using Java, what is necessary before starting?

When coding the users API with Go, why would a programmer include an opaque value?

What two programming languages do App Engine's tools use?

What is the name of the feature that allows applications to be served via both HTTPS and HTTP through the custom domain?

What is one of the languages you can write apps in?

What is Google App Engine for?

Which action is not performed by the AppCfg command?

Which is NOT the limitations of the secure sandbox environment?

While using the Google App Engine Mail Service API, what is the maximum allowed size of a message in case an administrator is a recipient?

What personal information do you need to provide to Google in order to receive the Google App Engine authentication code?

Which URL paths are reserved by Google App Engine?