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. When a view is created from an XML layout - all of the attributes in the XML tag are read from the resource bundle and passed into the view's constructor as a what?






2. Shows the actual amount of memory the application uses






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






4. 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.






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






6. 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






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






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






9. Evaluation of registered components






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






11. 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 ___ .






12. Relative to pixels and resolution screen






13. Represents the visual representation of an Android application






14. Callback method: The activity is no longer visible






15. This broadcasts all battery and charging details in a sticky Intent that includes the charging status.






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






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






18. Theseare a key part of Android applications that directly affect the user experience.






19. is run when running Android on the pc






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






21. 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.






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






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






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






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






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






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






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






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






31. Necessary tools to develop Android applications






32. An open source stand alone database






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






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






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






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






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






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






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






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






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






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






43. Perform background tasks without providing a user interface






44. 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.






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






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






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






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






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






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