IOS 5 App Development Basics MCQ Questions Answers

1. The object currently in control and interacting with the user

2. Companion to the @property directive

3. Apps that provide easy access to a single screen of information with a backside view for modifying preferences

4. Define a collection of methods to perform a task

5. Beginning with iOS4 - applications no longer terminate when the user presses the...

6. Combining two messages into a single line of code

7. Boolean for 'false' in Objective-C

8. In the UK - the '#' symbol is often called the ____ symbol

9. Something the simulator cannot reliably test

10. Given: #import @interface WelcomeViewController : UIViewController @end The superclass for WelcomeViewController

11. In the US - the '#' symbol is often called the ____ symbol

12. Tests to see whether two values are equal

13. The library that contains the objects you can add to a view or XIB file

14. Apps written to assist users with special disabilities

15. Typical header syntax for a button that will be applying the 'moveMe' action in an app

16. Two-way selection logic block

17. ______ are variables that can store a ____ to an object.

18. The bar across the top of the Editor area that shows you the item you are editing

19. Write a statement to declare and initialize a label object called 'myLabel'

20. In most graphical user interfaces - a _____ view is a view that must be dismissed ('OK' button - 'Cancel' button for example) before the user can perform any other actions in the application.

21. Data type for numbers with 'tame' numbers of decimal points

22. The '@' symbol is shorthand for creating one of these

23. An _______ is used to enable your code to talk to objects within views

24. Extension for interface file

25. Size of iPhone 'lo-res' icon image in pixels

26. Syntax for declaring a string called 'userName'

27. Used to set up an outgoing connection from the implementation code to the view

28. Formatting placeholder for integers