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






2. Shows the actual amount of memory the application uses






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






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






5. This provides methods to define line's color - whether to fill a rectangle with a color or leave it empty - and defines the color - style - font - and so forth of each shape you draw.






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






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






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






9. An open source stand alone database






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






11. This class is the basis for handling flywheel-style fling gestures.






12. Use this to draw text.






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






14. Conversion of an object to XML






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






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






17. Perform background tasks without providing a user interface






18. This method returns the inflated View once complete so you don't need to call findViewById() if you need to interact with the layout.






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






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






21. This search feature was introduced in Android 3.0 and can maintain backward compatibility with older versions of Android by using the default search dialog provided by the system.






22. It is a free service for sending messages to Android devices.






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






24. On a rooted device - the credentials would be readable by anyone with this access to the device.






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






26. 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 ___ .






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






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






29. Direct component call in Android






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






31. Represents the visual representation of an Android application






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






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






34. This is the simplest way to monitor device state changes.






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






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






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






38. Callback method: Another activity is taking focus






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






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






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






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






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






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






45. This is a readable source of bytes.






46. You can reacquire the necessary resources and resume actions that were interrupted. These state transitions are all part of the _________






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






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






49. 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 _____






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