**To describe the parameter groups defined in DAX** The following ``describe-parameter-groups`` example retrieves details about the parameter groups that are defined in DAX. :: aws dax describe-parameter-groups Output:: { "ParameterGroups": [ { "ParameterGroupName": "default.dax1.0", "Description": "Default parameter group for dax1.0" } ] } For more information, see `Managing DAX Clusters <https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/DAX.cluster-management.html>`__ in the *Amazon DynamoDB Developer Guide*.