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. This is the main class through which your application can access location services on Android.






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






3. It is used to toggle the enabled state on any component defined in the manifest - including whichever broadcast receivers you wish to enable or disable






4. The visible lifetime of an activity happens between the call to ____ and the call to ______






5. This class defines abstract methods that you must override so that your database table can be created and upgraded when necessary.






6. Callback method: Another activity is taking focus






7. An intermediate state that uses around 50% of the battery power at the full state.






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






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






10. Necessary tools to develop Android applications






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






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






13. Use this to draw bitmaps.






14. Android is __________.






15. 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.






16. When an activity is stopped because a new activity starts - it is notified of this change in state through the activity's _______ .






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






18. Creating drawing objects within this method significantly reduces performance and can make your UI appear sluggish.






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






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






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






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






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






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






25. This callback method of the audio focus change listener you registered when requesting audio focus receives a parameter that describes the focus change event.






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






27. 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 ___ .






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






29. 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






30. An open source stand alone database






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






32. Converts XML Document to XML DOM






33. 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.






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






35. This is a readable source of bytes.






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






37. This widget as an item in the action bar is the preferred way to provide search in your app.






38. Android request its permission using its ________






39. This broadcasts an action whenever the device is connected or disconnected from power.






40. It typically consumes more energy than 3G - which is in turn more expensive than 2G.






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






42. It is an HTTP client that is used for applications targeted at Gingerbread and higher.






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






44. is run when running Android on the pc






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






46. 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.






47. For example - if your activity has a thread running in the background to download data from the network - it might create that thread in _____ and then stop the thread in _____






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






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






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