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iOS 5 App Development Objective C

Subjects : it-skills, apple
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Core foundation classes are prefixed with _ and suffixed with _






2. You use _ to implement the view






3. If a break statement is executed from within a set of nested loops...






4. A set of variables and associated methods. An object can be sent messages to cause one of its methods to be executed.






5. A collection object - an ordered list of objects that can be accesed by an index






6. Each individual instance is a bundle of data that it maintains. Typically that data is private - which means that it's encapsulated as well; no other object knows what that data is or in what form it is kept. The only way to discover from outside wha






7. The only reason to temporarily own an object - is...






8. When do you take ownership?...






9. Object Oriented based analogue to a function is called a...






10. NSString *s = @'Hello - World'; is an example of...






11. super - is used...






12. NSNumber - class...






13. To get the full path for a directory in the sandbox - you use the _ NSSearchPathForDirectoriesInDomains.






14. initWithFrame: the designated initializer for UIView gives the view






15. The object to which a message is sent - the receiver can be referred to as self from inside the method that is invoked






16. Categories are an Objective C way to add _ to an existing class without subclassing






17. Class methods typically either create






18. class methods...






19. UITableViewController is a subclass of...






20. In the last line of an init method...






21. A view is an...






22. A view represents a _ area






23. Origin of a view's coordinate system is _ left






24. Classes describe two things...






25. Any individual object belonging to any class...






26. Why properties?






27. A function in the objective c library that simply displays or logs it's argument






28. Designated initializer makes sure that every...






29. @property declares - and _ implements the setter and getter...






30. When an NSMutableArray is deallocated - it sends...






31. Execution of the break statement...






32. How do I implement my drawRect?






33. Property List...






34. In general - class methods tend to be factory methods - that is...






35. Delegation is an object oriented approach to






36. NSSet...






37. Reducing details to focus on the core concepts






38. A block of statements identified by a name that can accept one or more arguments passed to it by value and can optionally return a value






39. C struct with a CGPoint origin and a CGSize size - in other words two c structs.






40. Number one use of protocols in iOS...






41. Files Owner...






42. Whenever a UINavigationController is about to swap views - it sends out two messages






43. NSString objects are usually sent _ rather than _...






44. A pointer to the object being asked to execute a method






45. Typically the designated initializer has parameters for the most important and frequently used _ of an object






46. Each _ has a 'designated' initializer method....






47. Defining variables - three parts...






48. Primitives and C Structures...






49. Order of the declarations for methods. _ come first - followed by _ - followed by any other methods...






50. Class methods do not operate on an _ or have any access to _ variables....







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