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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. NSDictionary...






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






3. If a class declares a _ that is different from its superclass - you must override the superclass' _ to call the new _...






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






5. In Objective C - the name of a setter method is set plus the name of the instance variable it is changing - for example PossessionName would be...






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






7. NSNumber - class...






8. A delegate is a pointer to an object with a set of methods the delegate-holder knows how to call. In other words - it's _ from a later created object






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






10. All objects are accessed using...






11. NSValue - class...






12. @property - is using methods...






13. When do you take ownership?...






14. Files Owner...






15. Values to be supplied as the parameters to the method






16. 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






17. A view is an...






18. Property List...






19. [Instance Variables] The code it gets from its class and in a sense is shared with all other instances of that class - but the _ belong to it alone.






20. At the top of any implementation file...






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






22. When overriding a method - all you need to is _ - you do not need to declare it in the header file because it has already been declared by the superclass....






23. When making a tableView always...






24. Why properties?






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






26. The root view controller typically creates the next view controller - and the next _ creates the one after that






27. NSArray - important methods...






28. The designated initializer calls the _ designated initializer....

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






30. Only exists within the statement block there defined - outside of the block is fine






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






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






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






34. Also if you send the NSObject the _ message - you own that object.






35. We can use dot notation to reference...

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36. Views have three properties related to their location and size: @property _ _;






37. A class inherits all _ from its superclass and can add as many as it wants for its own purposes....






38. In object oriented languages - we call methods that get and set instance variables

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39. NSDate - class...






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






41. Delegation is an object oriented approach to






42. 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






43. NSString* s2 = [s uppercase String]; Is an example of what kind of instance?






44. Proceed through the loop - jump back to the top and check again






45. When an object is added to a NSMutableArray - that object is sent the message to retain;...






46. The class is responsible for what instance variables the instance has - but not the _ of those variables.






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






48. You use _ to implement the view






49. In Cocoa Touch - the table view asks another object _ what it should display...






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







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