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






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






3. Allow to combine loosely coupled components to perform certain tasks






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






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






6. Callback method: Another activity is taking focus






7. Use this to draw bitmaps.






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






9. Direct component call in Android






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






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






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






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






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






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






16. 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.






17. Where Android is currently primarily developed






18. When a new activity starts - it is pushed onto the ____ and takes user focus.






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






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






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






22. Relative to pixels and resolution screen






23. This defines how the SearchView behaves and is defined in a res/xml/searchable.xml file.






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






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






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






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






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






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






30. Callback method: The activity is no longer visible






31. Sharing of data in Android is done via________






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






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






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






35. Perform background tasks without providing a user interface






36. 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.






37. Evaluation of registered components






38. An open source group led by Google






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






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






41. Once installed on a device - each Android application lives in its own ______






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






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






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






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






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






47. This is a readable source of bytes.






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






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






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