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






2. This action is used in sending text content from one activity to another.






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






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






5. 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






6. 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 _____






7. Android is __________.






8. Android request its permission using its ________






9. 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.






10. Shows the actual amount of memory the application uses






11. This is a readable source of bytes.






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






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






14. Callback method: The activity is no longer visible






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






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






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






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






19. 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.






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






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






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






23. Describes the status of a network interface of a given type (currently either Mobile or Wi-Fi).






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






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






27. Perform background tasks without providing a user interface






28. The easiest way to create an authenticator class is to extend this and implement its abstract methods.






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






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






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






32. Callback method: The activity has become visible.






33. Necessary tools to develop Android applications






34. Use this to draw text.






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






36. This is used to fetch the account names that the user has stored on their device.






37. Direct component call in Android






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






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






40. The dock-state details are included as an extra in a sticky broadcast of this action.






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






42. Sharing of data in Android is done via________






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






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






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






46. The industry standard way to deal with authentication to third-party services.






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






48. 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 ___ .






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






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