Test your basic knowledge |

Android Programming

Subject : it-skills
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. For example - a ____ might be a button that initiates an action when the user touches it.






2. This is used to check that you're actually connected to the Internet and what type of connection is in place.






3. A styleable entity that contains these two custom attributes: showText and labelPosition.






4. This is used for the need of finer control over your view's layout parameters.






5. It's generally a good idea for one of your APKs to support this texture format as it is supported by all Android-powered devices that support the OpenGL ES 2.0 spec.






6. This class provides one of the simplest ways to fire off a new task from the UI thread.






7. Converts XML Document to XML DOM






8. It is available starting with API Level 14 and higher.






9. It is a string that defines the specific type of access your app is asking for.






10. Android system uses a special virtual machine to run java based applicatons






11. It is a set of rules for encoding documents in machine-readable form.






12. Conversion of XML back to an object






13. Android request its permission using its ________






14. Shows the actual amount of memory the application uses






15. It is a lightweight mechanism used to transmit data from a server to a particular app instance.






16. This is used to register and de-register your media button event receiver.






17. This is a lightweight view with no dimension and doesn't draw anything or participate in the layout.






18. This handles cases like flaky mobile networks - airplane mode - and restricted background data.






19. It is called to invoke the search dialog on older devices.






20. This class defines methods for drawing text - lines - bitmaps - and many other graphics primitives.






21. This class exposes a number of methods for applications to receive location updates.






22. The entire lifetime of an activity happens between the call to _____ and the call to _____






23. Represents the visual representation of an Android application






24. Perform background tasks without providing a user interface






25. In order for the AccountManager to work with your custom account code - you need this class that implements the interfaces that AccountManager expects.






26. ______ are views derived from ViewGroup that provide a unique layout model for its child views






27. Where Android is currently primarily developed






28. Callback method: The activity is no longer visible.






29. This defines how the SearchView behaves and is defined in a res/xml/searchable.xml file.






30. Use this to draw text.






31. _____ are views that provide a visual (and interactive) elements for the screen - such as a button - text field - checkbox - or just an image.






32. Answers queries about the state of network connectivity. It also notifies applications when network connectivity changes.






33. The most common way to define a layout using views is with an XML layout file saved in your ______






34. This behaves similarly to a SQLite table - but reads and writes to an object in memory via callbacks - instead of to a database file.






35. Each time a new activity starts - the previous activity is stopped - but the system preserves the activity in a _____ (the ______).






36. To create an activity - you must create a subclass of






37. Theseclasses simplify the steps required to enhance your app with powerful platform features or effectively optimize your app performance.






38. Conversion of an object to XML






39. When a view is created from an XML layout - all of the attributes in the XML tag are read from the resource bundle and passed into the view's constructor as a what?






40. These helpers are specialized classes for backing up certain kinds of data.






41. PieChart exposes a custom event to notify listeners that the user has rotated the pie chart to focus on a new pie slice.






42. This search feature was introduced in Android 3.0 and can maintain backward compatibility with older versions of Android by using the default search dialog provided by the system.






43. It provides a simple way to perform your work outside the main thread.






44. It includes a Detailed Network Usage tab that makes it possible to track when your application is making network requests.






45. Used when a connection is active - allowing the device to transfer data at its highest possible rate.






46. Your activity should perform setup of "global" state (such as defining layout) in ____ and release all remaining resources in _____






47. It doesn't currently support the <merge/> tag in the layouts to be inflated.






48. In most cases this will offer greater bandwidth at a significantly lower battery cost.






49. It made implementing an effective and user friendly share action in your ActionBar even easier.






50. Whenever the device is docked or undocked - this action is broadcast.