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






2. 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.






3. 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.






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






5. Callback method: The activity is being created.






6. Are used in activities to create the user interface and to interact with the user.






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






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






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






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






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






12. 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?






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






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






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






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






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






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






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






20. Conversion of an object to XML






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






22. Where Android is currently primarily developed






23. Shows the actual amount of memory the application uses






24. Callback method: Another activity is taking focus






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






26. This behaves similarly to a SQLite table - but reads and writes to an object in memory via callbacks - instead of to a database file.






27. Your activity should perform setup of "global" state (such as defining layout) in ____ and release all remaining resources in _____






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






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






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






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






32. Conversion of XML back to an object






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






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






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






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






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






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






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






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






41. Evaluation of registered components






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






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






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






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






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






47. Android is __________.






48. 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






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






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