Which output bit is tested first by a successive-approximation ...

[javeds]

Which output bit is tested first by a successive-approximation ADC?
 
  A) the eighth bit B) the most significant
  C) the least significant D) the fourth bit

Question 2

Why do some ADC integrated-circuits use both an analog ground and a digital ground?
 
  A) better resolution can be realized B) to help with level conversion
  C) to reduce noise D) to increase speed

[Sammyo]

Answer to Question 1

B

Answer to Question 2

C

[javeds]

Wow, this really help

[nothere]

Thanks for the timely response, appreciate it