def METHOD_NAME(self):
    """
    Returns the frequency at which the system checks a DAG execution's status.
    :return: the frequency in seconds at which the system checks a DAG execution's status
    :seealso: `DAGS_DAG_EXECUTION_CHECK_TIME_PERIOD_SECONDS <https://github.com/vmware/versatile-data-kit/blob/main/projects/vdk-plugins/vdk-dag/src/vdk/plugin/dag/dag_plugin_configuration.py#L111>`
    """
    return self.__config.get_value(DAGS_DAG_EXECUTION_CHECK_TIME_PERIOD_SECONDS)