COMPUTER FUNDAMENTALS

COMPUTER HARDWARE

OUTPUT DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
DAC is an
A
Output devices
B
Input device
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -A Digital to Analog Converter (DAC) converts a digital input signal into an analog output signal. The digital signal is represented with a binary code, which is a combination of bits 0 and 1.

Detailed explanation-2: -A DAC simply converts a digital audio signal into an analog one so that your headphones can then create sound. Much like headphone amplifiers, standalone DACs came about as a response to poor audio quality at the consumer level.

Detailed explanation-3: -A DAC converts a digital signal into an analog signal. The block diagram of a typical DAC is shown in Figure 6.23. This has a digital input, represented by D, analog output, represented by Vo, and a stable and accurate voltage reference, Vref.

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