- In what way are iMessage Extensions similar to apps?
a) They can exist independently and support In-App Purchases.
b) They can use view controllers.
c) They are not similar to apps at all.
- What do you need to create a Sticker Pack?
a) You need images that can be added to the Sticker Pack template.
b) You need a simple extension that provides stickers to the sticker browser.
c) You need an extension that implements the sticker's peel and drop animations.
- How can you test your Message extensions?
a) You can use your extensions on a device and send content to your friends.
b) You must use the predefined conversations in the simulator.
c) Both a) and b).
- What object is used to configure a complex message that can be sent through your extension?
a) The MSMessageContent object.
b) The MSConversationMedia object.
c) The MSMessage object.
- How can you identify the users that participate in a conversation?
a) By reading their unique, random identifiers.
b) By retrieving their iCloud accounts.
c) By their name and account details.
- How do you know whether a message was delivered to the recipients?
a) didStartSending(_:conversation:) is called on the extension.
b) didFinishSending(_:conversation:) is called on the extension.
c) There is no way to be sure due to privacy concerns.