Correct Answer: It takes the digital information from an audio CD and converts it to a usable form.
Explanation:
A DAC converts an abstract finite-precision number (usually a fixed-point binary number) into a concrete physical quantity (e.g., a voltage or a pressure).
3. The rise time is the time it takes a pulse to go from ________.
Options
A. the base line to the maximum HIGH voltage
B. 10% of the pulse amplitude to the maximum HIGH voltage
C. the base line to 90% of the pulse amplitude
D. 10% of the pulse amplitude to 90% of the pulse amplitude