Android SeekBar Widget Quiz
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Questions and Answers

What does the Android ListView do?

  • Groups items and displays them in a vertical scrollable list (correct)
  • Stores data in a database
  • Displays web pages
  • Creates digital clocks
  • How are list items automatically inserted into a ListView?

  • Through a Timer
  • Directly from the Internet
  • Using an Adapter that fetches content from a source (correct)
  • Manually by the user
  • What is the purpose of a WebView in Android?

  • Retrieving data from an array
  • Displaying web pages within an application (correct)
  • Creating digital clocks
  • Grouping items in a list
  • In Android, how can you load a web URL into a WebView?

    <p>By calling loadUrl(String url) method of WebView</p> Signup and view all the answers

    What should you write in the click event of a button control to show a specific webpage in WebView?

    <p><code>wbvobj.loadUrl(url);</code></p> Signup and view all the answers

    What does the android:entries attribute specify in Android ListView?

    <p>The reference to an array resource to populate the ListView</p> Signup and view all the answers

    What is the main functionality of an Android SeekBar?

    <p>Move the progress of song or file download</p> Signup and view all the answers

    Which method is used to display the current progress of the SeekBar in the provided Java code snippet?

    <p>onProgressChanged</p> Signup and view all the answers

    What is the purpose of a Switch in Android development?

    <p>Turn on/off specific functions</p> Signup and view all the answers

    Which callback method is triggered when a user switches on the Switch component?

    <p>onCheckedChanged</p> Signup and view all the answers

    What type of clock has one hand for the hour indicator and another hand for the minute indicator in Android?

    <p>AnalogClock</p> Signup and view all the answers

    In Android development, what does a SeekBar allow the end user to do?

    <p>Drag left and right to move song or file download progress</p> Signup and view all the answers

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