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 is used to toggle the enabled state on any component defined in the manifest - including whichever broadcast receivers you wish to enable or disable






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






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






4. Necessary tools to develop Android applications






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






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






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






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






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






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






11. Android request its permission using its ________






12. When a new activity starts - it is pushed onto the ____ and takes user focus.






13. The entire lifetime of an activity happens between the call to _____ and the call to _____






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






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






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






17. This is used to check that you're actually connected to the Internet and what type of connection is in place.






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






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






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






21. Evaluation of registered components






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






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






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






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






26. Conversion of XML back to an object






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






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






29. An open source group led by Google






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






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






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






33. This is used to register and de-register your media button event receiver.






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






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






36. Callback method: The activity is no longer visible






37. 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






38. Converts XML Document to XML DOM






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






40. When an activity is stopped because a new activity starts - it is notified of this change in state through the activity's _______ .






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






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






43. Sharing of data in Android is done via________






44. This is a base class supplied by Android framework - which you can extend to create your own custom authenticator.






45. Direct component call in Android






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






47. 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?






48. This widget as an item in the action bar is the preferred way to provide search in your app.






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






50. 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 ___ .