models/classes/runner/QtiRunnerService.php
public function displayFeedbacks(RunnerServiceContext $context)
    {
        $displayFeedbacks = false;

        if ($context instanceof QtiRunnerServiceContext) {
            /* @var TestSession $session */
            $session = $context->getTestSession();

            if($session->getCurrentSubmissionMode() !== SubmissionMode::SIMULTANEOUS){
                $displayFeedbacks = true;
            }
        } else {
            throw new \common_exception_InvalidArgumentType(
                'QtiRunnerService',
                'displayFeedbacks',
                0,
                'oat\taoQtiTest\models\runner\QtiRunnerServiceContext',
                $context
            );
        }
        return $displayFeedbacks;
    }
public function displayFeedbacks(RunnerServiceContext $context)
    {
        $displayFeedbacks = false;

        if ($context instanceof QtiRunnerServiceContext) {
            /* @var TestSession $session */
            $session = $context->getTestSession();

            if($session->getCurrentSubmissionMode() !== SubmissionMode::SIMULTANEOUS){
                $displayFeedbacks = true;
            }
        } else {
            throw new \common_exception_InvalidArgumentType(
                'QtiRunnerService',
                'displayFeedbacks',
                0,
                'oat\taoQtiTest\models\runner\QtiRunnerServiceContext',
                $context
            );
        }
        return $displayFeedbacks;
    }
Should we display feedbacks
@param RunnerServiceContext $context
@return boolean
@throws \common_exception_InvalidArgumentType