Durable writes - the number of replicas that must commit to durable storage before returning a successful response.

Primary Read Quorum - the number of replicas that need to be available when retrieving the object.

Primary Write Quorum - the number of replicas need to be available when the write is attempted.

The number of replicas that must return before a delete is considered a succes.

Whether or not the updated value should be returned from the counter

The number of replicas that need to agree when retrieving the object.

The Timeout period for an operation.

The number of replicas that must respond before a write is considered a success.