Extra exam question E7F13

WhyTaps in a digital signal processing filter provide incremental signal delays for the filter algorithm. Taps in a digital signal processing filter provide the incremental signal delays that the filter algorithm combines, along with weighting coefficients, to compute each output sample, the basic building block of an FIR filter's structure, answer D. Taps aren't there to reduce sound pressure levels, aren't a software debugging access point, and don't select where baseband signals are generated, none of those describes what a filter tap actually does.