Test your basic knowledge |

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. The ________ class provided a container for the management and display of views






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






3. Document Apple uses to evaluate apps for the App Store






4. 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)






5. Master class in iOS






6. Scaling - rotation - and translation are the most commonly used manipulations supported by _____ transforms - but skewing is also possible.






7. The Inspector you would use to tweak the way interface objects appear






8. Recommended image type for button graphics






9. Character used to show an element as a literal string






10. What are data detectors?






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






12. Defines the functional building blocks (classes) that make iOS devices perform certain actions






13. Multiline text entry block






14. Property affecting an element's transparency






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






16. Combining two messages into a single line of code






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






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






19. Closes an interface file






20. An integrated web browser component






21. The '@' symbol is shorthand for creating one of these






22. Formatting placeholder for strings






23. Companion to the @property directive






24. ______ are variables that can store a ____ to an object.






25. This Xcode utility allows you to check CPU usage - memory allocation and network/file access (among other things)






26. Boolean for 'false' in Objective-C






27. Dimensions of iPhone (in points)






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






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






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






31. Extension for implementation file






32. Write a statement to declare and initialize a label object called 'myLabel'






33. A virtual 'box' for organizing related projects






34. Typical header syntax for a button that will be applying the 'moveMe' action in an app






35. IB

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






37. A tool in Xcode to help fix broken code






38. The files that contain all the scenes you will use in a project.






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






40. Resembles a slot machine display






41. Delimiter for a list of protocols






42. Denotes an instance method






43. Extension for an iPhone/iPad app






44. The library that contains the objects you can add to a view or XIB file






45. Class used for creating image views






46. Class of strings that can be changed






47. Other name for an *.xib file






48. What computer language is the storyboard written in?






49. Consider: int x = 6;int y = 7;float quotient = (float) x/y;The statement that creates the variable 'quotient' is an example of ...






50. What do the Autosizing settings of the Size Inspector do?