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






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






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






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






5. The minimal energy state during which no network connection is active or required.






6. This can be used to draw previews of what the camera sensor is picking up.






7. is run when running Android on the pc






8. This method returns the inflated View once complete so you don't need to call findViewById() if you need to interact with the layout.






9. 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.






10. The ____ lifetime of an activity happens between the call to onStart() and the call to onStop().






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






12. This is the simplest way to monitor device state changes.






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






14. An _______ is an application component that provides a screen with which users can interact in order to do something - such as dial the phone - take a photo - send an email - or view a map.






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






16. The Android SDK tools include a tool that allows you to analyze your layout while your application is running.






17. This is set up to animate for the duration of the fling.






18. It provides a single value - called an auth token that represents both the user's identity and the application's authorization to act on the user's behalf.






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






20. Theseare a key part of Android applications that directly affect the user experience.






21. Direct component call in Android






22. Each activity can then start another activity in order to perform different actions. Each time a new activity starts - the previous activity is stopped - but the system preserves the activity in a ___ .






23. The receiver is triggered whenever the device battery becomes low or exits the low condition by listening for this two.






24. It is the process of lowering your audio stream output volume to make transient audio from another app easier to hear without totally disrupting the audio from your own application.






25. Shows the actual amount of memory the application uses






26. You can reacquire the necessary resources and resume actions that were interrupted. These state transitions are all part of the _________






27. This is the most common input event in the Android system.






28. This is used to convert raw touch events into gestures.






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






30. It is an efficient and maintainable way to parse XML on Android.






31. It inform the system what intents an application component is willing to accept.






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






33. If permissions are missing - the application will get this at runtime.






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






35. The ____ lifetime of an activity happens between the call to onCreate() and the call to onDestroy().






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






37. Evaluation of registered components






38. Android is __________.






39. This is an interface which is used to pass image data from the camera hardware to the application.






40. If you want your APK to be visible on TVs which are non-touchscreen devices you should add this to your manifest.






41. An Activity is an application ______ that provides a _______ with which users can interact in order to do something - such as dial the phone - take a photo - send an email - or view a map






42. This is a readable source of bytes.






43. Android provides this handy method to direct volume key presses to the audio stream the user specify.






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






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






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






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






48. Use this to draw bitmaps.






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






50. 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.