Which part of the HTTP Live Streaming is responsible for taking input streams of media and encoding them digitally?

Which properties of the UIImage class are not in use after iOS 4.2?

You want to animate a layer's opacity to 0 while moving it further away in the layer. Which of the following code snippets will you use?

Apple's implementation of HTTP Live Streaming supports DRM (Digital rights management).

What will the hitTest: object of the CALayer class return if the point lies outside the receiver's bounds rectangle?

Which Core Audio Service framework is used to record, play back, pause, loop, and synchronize audio in iPhone OS 4.0?

What is the CompressResources build step in an iPhone Xcode project?

Can you place calls using the iPhone SDK?

What is the default value for the anchorPoint property in Layer Geometry?

Which is a feature of CAPropertyAnimation class in Core Animation?

Can non-main threads poll for events?