### Question:
KerberosServerAction extends AbstractServerAction { protected static String getDefaultRealm(Map<String, String> commandParameters) { return getCommandParameterValue(commandParameters, DEFAULT_REALM); }   static final String AUTHENTICATED_USER_NAME; static final String DATA_DIRECTORY; static final String DEFAULT_REALM; static final String SERVICE_COMPONENT_FILTER; static final String HOST_FILTER; static final String IDENTITY_FILTER; static final String KDC_TYPE; static final String UPDATE_CONFIGURATION_POLICY; static final String UPDATE_CONFIGURATION_NOTE; static final String DATA_DIRECTORY_PREFIX; static final String KEYTAB_CONTENT_BASE64; static final String OPERATION_TYPE; static final String INCLUDE_AMBARI_IDENTITY; static final String PRECONFIGURE_SERVICES; }### Answer:
@Test public void testGetDefaultRealmStatic() throws Exception { Assert.assertEquals("REALM.COM", KerberosServerAction.getDefaultRealm(commandParams)); }