title: How to find the package name of default settings application
body: <p>I want to prevent launching of task manager and Settings applications in my application. For this, I tried  to obtain currently running application and checked whether their package name is allowed or not .If it is not allowed then show a new activity.</p>
  <p>When work out it is show that the package name of default android <code>Settings</code> application is <code>com.android.settings</code>. Now I have some doubts</p>
  <ol>
  <li><p>Is the Settings application has package name <code>com.android.settings</code> in all android versions? If not, which are they?</p>
  </li>
  <li><p>How to find package name of Task Manager?</p>
  </li>
  </ol>