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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. Process of creating an active object from a class






2. A virtual 'box' for organizing related projects






3. Class that allows URL management






4. SDK

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






6. Key sequence on a Mac to select between open application






7. Crash statement likely when an NSString is assigned a value with an incorrect format






8. How do you get rid of an onscreen keyboard?

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9. Correct the error: label.text = 'Hello World !';

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10. Class that creates an array capable of being changed after it is create






11. Declaring a method in an interface file - before it is actually implemented is called _______ the method






12. Something the simulator cannot reliably test






13. 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'

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14. A fully opaque image has an _______ property value of ______






15. Templates fill in a bunch of ______-_______ code that serves as a framework in which to write future implementations






16. Shortcut for writing: count = count + 1;






17. In the MVC design pattern for iOS apps - view consists of the various...

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18. Class used for image manipulations such as scaling - rotation and translation. Its data structure represents a matrix used for affine transformations.






19. A file folder in the navigator panel is called a ________






20. Expression to create a random number in [0 -20];






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






22. Delimiter for a list of protocols






23. Alternative selection mechanism when many conditions exist






24. IDE for iPhone Development






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






26. OOP






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






28. Syntax for single-line comment






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

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30. Way to refer to an object within its own methods






31. Key sequence to run an app in Xcode






32. Memory aid for keyboard shortcuts in the Navigator panel

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33. This element should 'always' accompany a slider to indicate its purpose






34. 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






35. What event do you use to detect a button tap?






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






37. Data type for highly precise numbers with huge numbers of decimal places






38. A fully transparent image has an _____ property value of _____






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






40. Any 'directive' statement begins with this symbol






41. Syntax for sending an object a message with one parameter (p1)






42. IDE






43. Denotes an instance method






44. You are creating an app for a company whose URL is http://www.basicversity.com . What should be the company identifier for the app when you begin the project?






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






46. Implements a logical OR condition






47. Storage place for a piece of information specific to a class






48. strong and nonatomic are examples of ...






49. An array of background images called 'bgImages' has been declared as an instance variable in your header file. You have created a set of 5 background images stored in UIImage variables wp1 through wp5. Write a line of code that initializes the array.






50. Used to test an app without needing an actual physical device







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