What does en_US mean

If your application does this, you must use Facebook Platform authentication instead of Facebook Chat

Which one of these are publicly available when a user accesses your app?

True or False? Every application needs an application details page.

Instead of calling one of the static openActiveSession* methods, your app can achieve the same flow by:

True or False? One ad user may have multiple ad accounts.

How does the Facebook API tie accepted IP addresses to your application?

Applications can send notification messages to a Facebook user's inbox.

API stands for...

What are Facebook flavors?

The FQL syntax for returning the current timestamp is which of the following?