Mixed-Signal Systems: Analog Input and Output MCQ’s

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This set of Microcontroller Multiple Choice Questions & Answers (MCQs) focuses on “Mixed-Signal Systems: Analog Input and Output”.

1. Higher resolution along with the slow speed is given by which ADC module?
a) comparator
b) successive approximation ADC
c) sigma delta ADC
d) all of the mentioned

2. The technical terms that help us in differentiating between converters are:
a) resolution
b) accuracy
c) precision
d) all of the mentioned

3. Which of the following is the analog to digital converter that is present in the MSP430 based processors?
a) comparator
b) successive approximation ADC
c) sigma delta ADC
d) all of the mentioned

4. The number of repeated closeness to the true value is accounted by
a) resolution
b) accuracy
c) precision
d) all of the mentioned

5. The process of reduction of a continuous input to a discrete output is
a) levelling
b) signalling
c) quantization
d) converting

6. Integral nonlinearity is termed as
a) process of reduction of a continuous input to a discrete output
b) change in measured value from the true value
c) maximum deviation between this corrected staircase and the actual transfer characteristic
d) the function used in the quantization

7. Resolution is _________
a) change in measured value from the true value
b) the amount of change in the input value for the corresponding change of 1 unit in the output value
c) as the measure of the repeated accuracy
d) all of the mentioned

8. Which of the following functions can be used for converting the nearest integer to its argument?
a) int
b) mint
c) uint
d) nint

9. The SNR_______ with the increase of the number of bits.
a) remains constant
b) goes up
c) goes down
d) goes asymmetrically

10. The intervals between the samples are obtained from _________
a) Fs
b) Ts
c) Us
d) Ks

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