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. 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.






2. 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 ___ .






3. Callback method: The activity is no longer visible






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






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






6. This is used for the need of finer control over your view's layout parameters.






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






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






9. It is an HTTP client that is used for applications targeted at Gingerbread and higher.






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






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






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






13. Callback method: Another activity is taking focus






14. The ____ lifetime of an activity happens between the call to onStart() and the call to onStop().






15. Use this to draw bitmaps.






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






17. 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






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






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






20. Converts XML Document to XML DOM






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






22. This class defines methods for drawing text - lines - bitmaps - and many other graphics primitives.






23. Where Android is currently primarily developed






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






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






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






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






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






29. 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.






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






31. This can be used to draw previews of what the camera sensor is picking up.






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






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






34. 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 _____






35. An open source stand alone database






36. Represents the visual representation of an Android application






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






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






39. It provides a single value - called an auth token that represents both the user's identity and the application's authorization to act on the user's behalf.






40. To define custom attributes - add this resources to your project.






41. Each time a new activity starts - the previous activity is stopped - but the system preserves the activity in a _____ (the ______).






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






43. 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?






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






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






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






47. It is a string that defines the specific type of access your app is asking for.






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






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






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







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