require_once($CFG->dirroot . '/mod/quiz/locallib.php');
    require_once($CFG->dirroot . '/course/modlib.php');

    // Retrieve the course record.
    
    $course = get_course($course->id);
    $timelimit = 3600; // 60 minute

// set quiz opens as per your need
    $record = array(
        'course' => $course->id,
        'timeopen' => $course->startdate,
        'timeclose' => $course->enddate,
        'preferredbehaviour' => 'deferredfeedback',
        'attempts' => 1,
        'attemptonlast' => 0,
        'grademethod' => QUIZ_GRADEHIGHEST,
        'decimalpoints' => 2,
        'questiondecimalpoints' => -1,
        'attemptduring' => 1,
        'correctnessduring' => 0,
        'marksduring' => 0,
        'specificfeedbackduring' => 0,
        'generalfeedbackduring' => 0,
        'rightanswerduring' => 0,
        'overallfeedbackduring' => 0,
        'attemptimmediately' => 0,
        'correctnessimmediately' => 0,
        'marksimmediately' => 0,
        'specificfeedbackimmediately' => 0,
        'generalfeedbackimmediately' => 0,
        'rightanswerimmediately' => 0,
        'overallfeedbackimmediately' => 0,
        'attemptopen' => 0,
        'correctnessopen' =>0,
        'marksopen' => 0,
        'specificfeedbackopen' => 0,
        'generalfeedbackopen' => 0,
        'rightansweropen' => 0,
        'overallfeedbackopen' => 0,
        'attemptclosed' => 0,
        'correctnessclosed' => 0,
        'marksclosed' => 0,
        'specificfeedbackclosed' => 0,
        'generalfeedbackclosed' => 0,
        'rightanswerclosed' => 0,
	'overallfeedbackclosed' => 0,
        'questionsperpage' => 10,
        'shuffleanswers' => 1,
        'sumgrades' => 0,
        'grade' => 100,
        'timecreated' => time(),
        'timemodified' => time(),
        'timelimit' => $timelimit,
        'overduehandling' => 'autosubmit',
        'graceperiod' => 0,
        'quizpassword' => '',
        'subnet' => '',
        'browsersecurity' => '',
        'delay1' => 0,
        'delay2' => 0,
        'showuserpicture' => 0,
        'showblocks' => 0,
        'navmethod' => QUIZ_NAVMETHOD_FREE,
    );

    $record = (object) record;
    // Merge options into record and add default values.
   // put up default values for module
    $record = prepare_moduleinfo_record($record);
    $record->name = $course->fullname;
    $record->intro = $course->summary;
    $record->introformat = FORMAT_HTML;
    $record->introeditor = array(
        'text' => $course->summary,
        'format'=>FORMAT_HTML
    ); 

    if (isset($record->tags) && !is_array($record->tags)) {
        $record->tags = preg_split('/\s*,\s*/', trim($record->tags), -1, PREG_SPLIT_NO_EMPTY);
    }
    $record->completion = 0;

    // Add the module to the course.
    $moduleinfo = add_moduleinfo($record, $course, $mform = null);
    
// function to setup up default options of a module and override them above
function prepare_moduleinfo_record($record) {
    global $DB;
    // Make sure we don't modify the original object.
    $moduleinfo = (object) (array) $record;

    $moduleinfo->modulename = 'quiz';
    $moduleinfo->module = $DB->get_field('modules', 'id', array('name' => 'quiz'));
    $moduleinfo->cmidnumber = $moduleinfo->idnumber;


    // These are the fields from table 'course_modules' in 2.6 when the second
    // argument $options is being deprecated.
    // List excludes fields: instance (does not exist yet), course, module and idnumber (set above)
    $easymergefields = array('section', 'added', 'score', 'indent',
        'visible', 'visibleold', 'groupmode', 'groupingid',
        'completion', 'completiongradeitemnumber', 'completionview', 'completionexpected',
        'availability', 'showdescription');
    foreach ($easymergefields as $key) {
        if (isset($options[$key])) {
            $moduleinfo->$key = $options[$key];
        }
    }

    // Set default values. Note that visibleold and completiongradeitemnumber are not used when creating a module.
    $defaults = array(
        'section' => 0,
        'visible' => 1,
        'visibleoncoursepage' => 1,
        'cmidnumber' => '',
        'groupmode' => 0,
        'groupingid' => 0,
        'availability' => null,
        'completion' => 0,
        'completionview' => 0,
        'completionexpected' => 0,
        'conditiongradegroup' => array(),
        'conditionfieldgroup' => array(),
        'conditioncompletiongroup' => array()
    );
    foreach ($defaults as $key => $value) {
        if (!isset($moduleinfo->$key)) {
            $moduleinfo->$key = $value;
        }
    }

    return $moduleinfo;
}