Analog to Digital Questions and Answers

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Showing 10 of 13 questions
Q1
The two basic types of signals are analog and:
  • A digilog
  • B digital
  • C vetilog
  • D sine wave
Answer: Option B
Q2
Which of the following characterizes an analog quantity?
  • A Discrete levels represent changes in a quantity
  • B Its values follow a logarithmic response curve.
  • C It can be described with a finite number of steps.
  • D It has a continuous set of values over a given range.
Answer: Option D
Q3
ASCII stands for:
  • A American Serial Communication Interface
  • B Additive Signal Coupling Interface
  • C American Standard Code for Information Interchange
  • D none of the above
Answer: Option C
Q4
Which type of signal is represented by discrete values?
  • A noisy signal
  • B nonlinear
  • C analog
  • D digital
Answer: Option D
Q5
A data conversion system may be used to interface a digital computer system to:
  • A an analog output device
  • B a digital output device
  • C an analog input device
  • D a digital printer
Answer: Option A
Q6
Digitizing a signal converts it from digital to analog.
  • A TRUE
  • B FALSE
Answer: Option B
Q7
The voltages in digital electronics are continuously variable.
  • A TRUE
  • B FALSE
Answer: Option A
Q8
In digital electronic circuits, information is first converted to a coded group of pulses.
  • A TRUE
  • B FALSE
Answer: Option A
Q9
Digital systems using the 10-state system are more accurate than those using the two-state system.
  • A TRUE
  • B FALSE
Answer: Option B
Q10
The decimal code system used ten levels of voltage.
  • A TRUE
  • B FALSE
Answer: Option A

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