Multiple choice technology

Iphone OS comprises of

  1. Foundation +UIKit framework

  2. Foundation +ApplicationKit framework

  3. UIKit +ApplicationKit framework

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

iPhone OS (iOS) is built on a layered architecture with the Foundation framework (core data types, utilities) and UIKit framework (UI components, event handling) being the primary frameworks for application development. ApplicationKit is part of Mac OS X, not iOS.

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