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 class computes scroll positions for you - but it does not automatically apply those positions to your view.






2. Sharing of data in Android is done via________






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






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






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






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






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






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






9. It is a subclass of PreferenceActivity.






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






11. Necessary tools to develop Android applications






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






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






14. Android is __________.






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






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






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






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






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






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






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






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






23. 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






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






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






27. Conversion of XML back to an object






28. Binary data is shared using the ACTION_SEND action combined with setting the appropriate MIME type and placing the URI to the data in an extra named called?






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






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






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






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






33. 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.






34. Evaluation of registered components






35. Callback method: Another activity is taking focus






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






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






38. You can set the layout as the UI for your activity with passing the resource ID for the layout.






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






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






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






42. It is used as a reverse-geocoding where translating latitude longitude coordinates to a human-readable address happens.






43. In order to get a list of accounts on the device - your app needs this permission.






44. This object contains an account name - which for Google accounts is an email address.






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






46. is run when running Android on the pc






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






48. 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.






49. The Android framework has a large set of these classes for interacting with the user and displaying various types of data.






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