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






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






3. Conversion of XML back to an object






4. Callback method: The activity is no longer visible






5. 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






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






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






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






9. Once installed on a device - each Android application lives in its own ______






10. If you want your APK to be visible on TVs which are non-touchscreen devices you should add this to your manifest.






11. 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.






12. Use this to draw bitmaps.






13. Perform background tasks without providing a user interface






14. It is available starting with API Level 14 and higher.






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






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






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






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






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






20. Callback method: Another activity is taking focus






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






22. Relative to pixels and resolution screen






23. You can set the layout as the UI for your activity with passing the resource ID for the layout.






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






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






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






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






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






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






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






31. Callback method: The activity is being created.






32. This is used to fetch the account names that the user has stored on their device.






33. Converts XML Document to XML DOM






34. 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.






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






36. This callback method of the audio focus change listener you registered when requesting audio focus receives a parameter that describes the focus change event.






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






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






39. 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?






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






41. It is a subclass of PreferenceActivity.






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






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






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






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






46. Android is __________.






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






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






49. 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.






50. This is a readable source of bytes.