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. Callback method: The activity has become visible.






2. Direct component call in Android






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






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






5. 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.






6. Android system uses a special virtual machine to run java based applicatons






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






8. It is a lightweight mechanism used to transmit data from a server to a particular app instance.






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






10. This broadcasts an action whenever the device is connected or disconnected from power.






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






12. 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






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






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






15. This includes tools to help you identify problems in your layout performance.






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






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






18. For instance - when stopped - your activity should release any large ____ - such as network or database connections.






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






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






21. Android is __________.






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






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






24. Where Android is currently primarily developed






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






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






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






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






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






30. Converts XML Document to XML DOM






31. 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






32. An open source stand alone database






33. It made implementing an effective and user friendly share action in your ActionBar even easier.






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






35. 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 _____






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






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






38. 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 ___ .






39. 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.






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






41. Evaluation of registered components






42. is run when running Android on the pc






43. 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.






44. It is used to toggle the enabled state on any component defined in the manifest - including whichever broadcast receivers you wish to enable or disable






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






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






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






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






49. This is a readable source of bytes.






50. In most cases this will offer greater bandwidth at a significantly lower battery cost.