Noise Margin MCQ

Test your knowledge with important Noise Margin MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Noise Margin MCQs at Bissoy

• Noise margin of CMOS is:
  ক

  Better than TTL and ECL

  খ

  Less than TTL and ECL

  গ

  Equal to TTL and ECL

  ঘ

  None of the Mentioned
• Determine the Noise Margin for 5V CMOS inverter gate:
  ক

  NMH = 1V and NML = 1V

  খ

  NMH = 3.7V and NML = 0.2V

  গ

  NMH = 0.9V and NML = 1V

  ঘ

  NMH = 0.2V and NML = 0.5V
• Determine the Noise Margin for 5V TTL inverter gate:
  ক

  NMH = 0.4V and NML =0.4V

  খ

  NMH = 2.4V and NML = 0.4V

  গ

  NMH = 2V and NML = 0.8V

  ঘ

  NMH = 1.5V and NML = 0.4V
• If VIH of the 2nd gate is higher than VOH of the 1st gate, then logic output 0 from the 1st gate is considered as:
  ক

  Logic input 1

  খ

  Uncertain

  গ

  Logic input 0

  ঘ

  None of the mentioned
• Input Voltage between VIL and VOL is considered as:
  ক

  Logic Input 1

  খ

  Logic Input 0

  গ

  Uncertain

  ঘ

  None of the mentioned
• If VIL of the 2nd gate is lower than VOL of the 1st gate, then logic output 0 from the 1st gate is considered as:
  ক

  Logic input 1

  খ

  Uncertain

  গ

  Logic input 0

  ঘ

  None of the mentioned
• If VIL of the 2nd gate is higher than VOL of the 1st gate, then logic output 0 from the 1st gate is considered as:
  ক

  Logic input 1

  খ

  Uncertain

  গ

  Logic input 0

  ঘ

  None of the mentioned
• The noise immunity ____________ with noise margin.
  ক

  Decreases

  খ

  Increases

  গ

  Constant

  ঘ

  None of the Mentioned
• The Uncertain or transition region is between:
  ক

  VIH and VOH

  খ

  VIL and VOL

  গ

  VIH and VIL

  ঘ

  VOH and VOL
• The Higher Noise Margin is given by:
  ক

  VOH – VIH

  খ

  VIH – VOH

  গ

  VIH ~ VOH(Difference between VIH and VOH, depends on which one is greater)

  ঘ

  All of the mentioned
• The Lower Noise Margin is given by:
  ক

  VOL – VIL

  খ

  VIL – VOL

  গ

  VIL ~ VOL(Difference between VIL and VOL, depends on which one is greater)

  ঘ

  All of the Mentioned
• The relation between threshold voltage and Noise Margin is:
  ক

  Vth = sqrt(Noise Margin)

  খ

  Vth = NMH – NML

  গ

  Vth = (NMH+NML)/2

  ঘ

  None of the metioned
• The VIH is found from transfer characteristic of inverter by:
  ক

  The point where straight line at VOH ends

  খ

  The slope of the transition at a point at which the slope is equal to -1

  গ

  The midpoint of the transition line

  ঘ

  All of the mentioned
• The VIL is found from transfer characteristic of inverter by:
  ক

  The point where the straight line at VOH ends

  খ

  The slope of the transition at a point at which the slope is equal to -1

  গ

  The midpoint of the transition line

  ঘ

  All of the mentioned
• Noise Margin is:
  ক

  Amount of noise the logic circuit can withstand

  খ

  Difference between VOH and VIH

  গ

  Difference between VIL and VOL

  ঘ

  All of the Mentioned