The output of a DAC sans built in filter or external filter will be a stairstep. I can't think of a DAC in audio that is not convert and hold.
gs5556, that is a conceptual answer, not the reality of an actual DAC. Not many (any) DAC have an impulse function output.
gs5556, that is a conceptual answer, not the reality of an actual DAC. Not many (any) DAC have an impulse function output.