Which of the following properties of the GKSession class is readonly?

What type of value is assigned to the loc-args child property of alert property in an Apple Push Notification?

What is the default setting to refer to file locations in your Xcode project?

Which are the Derivative types defined in ObjectiveC?

What will be the return value of function ABPersonComparePeopleByName when person1 goes before person2 in class ABPersonComparePeopleByName in iPhone OS 4.0?

When your session becomes active, which of the following iPhone OS 4.0 audio session categories allows other audio to continue playing?

What is the correct method to define a delegate object in an ARC Environment?

Select which is not UITableViewCellSelectionStyle values?

Which is the best way to add a UIToolbar above keyboard?

Which is not an Open Source Framework/Library?

Which font packages are supported by Cocoa-Touch?