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 readable source of bytes.






2. 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.






3. Necessary tools to develop Android applications






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






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






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






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






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






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






10. Android request its permission using its ________






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






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






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






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






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






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






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






18. 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 ___ .






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






20. Where Android is currently primarily developed






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






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






23. Callback method: The activity is no longer visible






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






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






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






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






28. Perform background tasks without providing a user interface






29. Represents the visual representation of an Android application






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






31. This is used to convert raw touch events into gestures.






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






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






34. Callback method: Another activity is taking focus






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






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






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






38. is run when running Android on the pc






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






40. 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






41. An open source stand alone database






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






43. An open source group led by Google






44. It is a subclass of PreferenceActivity.






45. Conversion of XML back to an object






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






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






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






49. Direct component call in Android






50. When an activity is stopped because a new activity starts - it is notified of this change in state through the activity's _______ .