Objective-C uses the concept of ______ which allows modifications to an existing class in-place.

True or False? Objective-C does not have a constructor or destructor.

Which control wold you want to use as a data source?

In the Interface Builder, the _______ contains stock items in Cocoa that you can drag-and-drop into your application.

True or False? Objective-C is a static typed language.

In the XCode window, the _____ lists files, search results, and build settings.

What is the normal way of handling cocoa events?

Where should application resources be usually put?

Which of the following platforms supports Cocoa?

Can an object be the delegate of multiple objects?

How wide is unichar on a 32bit machine?