You can issue a HTTP GET request to /fql?q=query where query can be a single fql query or a JSON-encoded dictionary of queries.

What does the 'Registration plugin' do?

A user must have a Facebook username to use DIGEST-MD5

True or False? Facebook uses Etags

True or False? You can read recent page posts with the 'like box'.

How does Facebook chat differ from what you would expect from a traditional XMPP service

When creating a photo album, what is the default return value for cover_pid?

Which variable in the php5 Facebook client has the user id saved?

At most an application can send how many notifications per day?

A user must log into Facebook before using your application.

To send notifications to another Facebook user through your application, that user must be?