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






2. Sharing of data in Android is done via________






3. This includes tools to help you identify problems in your layout performance.






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






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






6. 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.






7. A service in which programmers can offer their Android application to Android users.






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






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






10. 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.






11. It is used to load images in a background thread - then apply them to the UI once finished.






12. Once a connection has been established - the app uses this method to retrieve the data as an InputStream.






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






14. Android request its permission using its ________






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






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






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






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






19. Callback method: The activity is about to be destroyed.






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






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






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






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






24. 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.






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






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






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






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






29. An open source stand alone database






30. To respond to media button clicks - you need to register this in your manifest that listens for this action broadcast.






31. Callback method: The activity is being created.






32. Most network-connected Android apps use this to send and receive data.






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






34. Amode where the action bar is set up with tabs for navigation.






35. The back stack abides to the basic "last in - first out" stack mechanism - so - when the user is done with the current activity and presses the Back button - it is popped from the stack (and ____) and the ____ activity resumes






36. Evaluation of registered components






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






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






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






40. Represents the visual representation of an Android application






41. A mode where navigation is set up with a spinner widget.






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






43. This is a base class supplied by Android framework - which you can extend to create your own custom authenticator.






44. The helper method is used to create the final width and height values.






45. Are used in activities to create the user interface and to interact with the user.






46. Android is __________.






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






48. 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 _____






49. Relative to pixels and resolution screen






50. This is a readable source of bytes.