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iOS 5 App Development Basics

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. Formatting placeholder for a floating point value with one digit on the left of the decimal and two digits on the right






2. Postcondition repetition structure syntax






3. Directive to include other interface files that an application might need to access






4. RAM for iPhone






5. Key sequence to hide/show the Assistant Editor






6. Connections between Objects in the Interface Builder and the header file are formed by _____-_______ from the object to the proper place in the header file






7. Class that builds upon another class






8. To use a new class you need to _____ it






9. Denotes a class method






10. A virtual 'box' for organizing related projects






11. To zoom between an overview of the entire storyboard and the actual size view - ______ the storyboard background.






12. Always used to end the list of objects when initializing an array






13. Key sequence to run an app in Xcode






14. 4 Top down technology layers making up iOS






15. Term used to describe each screen of an iPhone app






16. Method used to print information in an output panel






17. A class that implements a protocol is said to ____ to that protocol






18. A class that manages the user's interaction with the iDevice






19. The Inspector you will need if you want to connect a custom class to an object in Interface Builder






20. Master class in iOS






21. Defines what an object can do






22. IDE for iPhone Development






23. Although it is possible to declare an instance variable and then define a corresponding property - you may also use @property alone to...






24. strong and nonatomic are examples of ...






25. Symbol often denoting a 'pointer'






26. XML






27. Data type for true/false type variables






28. @synthesize directives should be placed _____ (above or below) the @implementation directive in the implementation file






29. This keyword in the property directive is related to the concept of mutability and basically asks Apple to handle the details. This is the more 'relaxed' - less 'powerful' setting of two possibilities






30. _____ are methods that we can connect to events.






31. Syntax for block-comment






32. Storage location for a piece of information






33. A skeleton (holding place) or framework of code that will be completed in the future; provided initially so code will compile (but it may not function)






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






35. Dimensions of iPad (in points)






36. File name suffix indicating an image is suitable for retina display






37. Syntax for reserving memory and initializing an object






38. Negation symbol






39. Apple's classes often provide a special initialization method called a _____ method






40. Extension for MainStoryboard






41. Write a line of code creating a pointer to a wall paper image called 'wp1' that refers to a resource in an app with the file name 'wallPaper_01.png'

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


42. How do you show a storyboard file as source code?

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43. Two-way selection logic block






44. The Inspector you would use to control your layout in Interface Builder






45. Key sequence to hide/show Navigator View






46. Under what circumstances would you need an outlet for a button if it's just needed to trigger an action?

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47. Extension for interface file






48. Purpose of the 'Auto-enable Return Key' attribute for text fields






49. If a method name includes a colon (:) this indicates a required _________






50. Name of the '|' symbol







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