Which of these Activity lifecycle events is when the activity is about to become visible to the user from a hidden state?

Which API should you use to bring the data over to the device asynchronously if you have a fragment which displays a ListViewContaining query results?

What is likely to cause the UI to behave sluggishly or crash while making network calls?

How can Android applications 'borrow' functionality from other applications?

Which event listener is used when an Android device has changed orientation?

Which externalizing resources are needed for application development?

What's the output? public class XYZ extends AsyncTask { @Override protected String doInBackground(String... params) { PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); final WakeLockwl = pm.newWakeLock(PowerManager.SCREEN_BRIGHT_WAKE_LOCK |PowerManager.ACQUIRE_CAUSES_WAKEUP |PowerManager.ON_AFTER_RELEASE, ''''); wl.acquire(); return ''Executed''; } @Override protected void onPostExecute(String result) {} }

What does mean by the following XML code? AndroidManifest.xml … …. …

How to show option menu using the following source on Samsung phone but cannot see it. How to fix it? try { ViewConfigurationconfig = ViewConfiguration.get(this); Field menuKeyField = ViewConfiguration.class .getDeclaredField('sHasPermanentMenuKey'); if (menuKeyField != null) { menuKeyField.setAccessible(true); menuKeyField.setBoolean(config, false); } } catch (Exception e) { e.printStackTrace(); }

Which ADT generates a debug certificate automatically for emulator and device?

Android Architecture is consisted of the following components?