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






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






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






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






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






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






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






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






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






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






11. Callback method: The activity is no longer visible






12. It doesn't currently support the <merge/> tag in the layouts to be inflated.






13. Callback method: Another activity is taking focus






14. 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






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






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






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






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






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






20. It is a free service for sending messages to Android devices.






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






22. Callback method: The activity is being created.






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






24. ______ are views derived from ViewGroup that provide a unique layout model for its child views






25. Use this to draw text.






26. A styleable entity that contains these two custom attributes: showText and labelPosition.






27. It is a set of rules for encoding documents in machine-readable form.






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






29. is run when running Android on the pc






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






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






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






33. 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.






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






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






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






37. An open source stand alone database






38. Necessary tools to develop Android applications






39. It includes a Detailed Network Usage tab that makes it possible to track when your application is making network requests.






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






41. 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






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






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






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






45. This object contains an account name - which for Google accounts is an email address.






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






47. Conversion of an object to XML






48. Android request its permission using its ________






49. Sharing of data in Android is done via________






50. 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