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Digital Signal Processing - Technical MCQs

Q1:

For a 4-bit DAC, the least significant bit (LSB) is ________.

A 6.25% of full scale

B 0.625% of full scale

C 12% of full scale

D 1.2% of full scale

ANS:A - 6.25% of full scale

N=4-bit
LSB= (1/2^n)*100
=(1/2^4)*100
=(1/16)*100
=0.0625*100
=6.25