Test your basic knowledge |

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. Objective C only allows for single inheritance - so in regards to class you only ever see the following pattern






2. Any other initializer a class has calls the _ designated initializer....

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


3. UIViewController has several methods that get called at certain times...






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






5. A responder is responsible for...






6. When an object is removed from an NSMutableArray - that object is sent the message release;...






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

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


8. Files Owner...






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






10. When you send a message to _ - you are sending a message to _ - but demanding that the search for the method begin at the superclass....






11. Why properties?






12. If the view has no subviews - create it programmatically; if it has subviews






13. id is a...






14. A view is an...






15. if you implemented both the setter and getter - the @synthesize method...






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






17. Keep view and model objects in sync - control the 'flow' of the application - and save the model objects out to the filesystem






18. To load a Xib file manually - you use _






19. Archiving works by creating an instance of _ - which is essentially just a container for data - and placing objects and their data inside it.






20. NSNumber - class...






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






22. All objects are accessed using...






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






24. NSDictionary...






25. A message is always contained in square brackets - and has three parts






26. It's class is sent the message alloc - which creates an instance of that class and returns a pointer to it - and then that instance is sent the message init - which gives its instance variables initial values.






27. Name of the method to be executed






28. Three ways instances are created...






29. super - is used...






30. Name of the new class - it's superclass - the instance variables that each instance of this class has - and any methods this class implements






31. 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






32. What happens when the last owner calls release?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


33. Instance Variables by default are called @protected meaning...






34. Ready-made instances...






35. A command directed to an object is called an...






36. A view is a subclass of _






37. A view represents a _ area






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






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






40. Prefixing a character string with an @ symbol [specific - NSString class]...






41. In Objective C arrays can hold only...






42. 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....






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






44. UIImageView is used to...






45. Use of class methods - there are three...






46. 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






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






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






49. class methods...






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







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


Let me suggest you:



Major Subjects



Tests & Exams


AP
CLEP
DSST
GRE
SAT
GMAT

Most popular tests