Introduction to Quantum Computing Quiz Answers

Get Introduction to Quantum Computing Quiz Answers

This course introduces you to the strange world of quantum computing. You’ll learn about quantum concepts including superposition, entanglement, and uncertainty. You’ll also perform “labs” to get a first-hand look at these concepts. At the end, there’s a quiz to test your knowledge.

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Question: How many binary digits can a superposed electron store?

  • 2
  • 4
  • 5
  • 17

Question: Who dreamed up the cat-in-the-box thought experiment?

  • Schrodinger
  • Dr. Seuss
  • Leibniz
  • Heisenberg

Question: Which of the following results in the superposition of a subatomic particle?

  • Dual sets of probability values
  • Mass
  • Spin
  • Uncertainty

Question: Which of the following is a qubit’s most useful attribute for quantum computing?

  • Superposition
  • Spin
  • Polarization
  • Radioactivity

Question: What is a qubit really made of?

  • Mathematics
  • Electrons
  • Photons
  • Catnip

Question: What is the speed of light is constrained by?

  • Space and time
  • Space
  • Time
  • Subatomic brakes

Question: Which of the following is shared by entangled qubits?

  • Wave function
  • Energy level
  • Spin property
  • Polarization

Question: Which of the following do entangled qubits have the potential to enable quantum computers to do?

  • Perform certain very large calculations quickly
  • Perform small calculations more quickly
  • Perform long division more quickly
  • Switch transistors ON and OFF more quickly

Question: You have entangled two qubits. If you measure the spin of the first one and find that it is DOWN, the other one’s spin will always turn out to be which of the following?

  • Correlated
  • 100%
  • UP
  • False

Question: During the cat-in-the-box thought experiment, if we don’t know whether or not the radioactive element has decayed, then what color should we assume the cat is?

  • Probabilities of blue and orange superposed
  • Probably blue
  • Blue and orange
  • Probabilities of blue and orange intermixed

Question: When a superposition collapses, revealing only one of its values, which of the following happens to the other value?

  • The probability of the other value drops to 0%.
  • The other value evaporates.
  • The other value is reduced to zero.
  • The other value is subtracted from the first value.

Question: Which of the following defines a subatomic particle’s position?

  • Location in space and time
  • Location in space
  • Location in time
  • Location in space or time

Question: Which of the following is used to describe what happens when a qubit’s state collapses spontaneously, without measurement or noise?

  • Decoherence
  • Disappearance
  • Disentanglement
  • Defenestration

Question: What must a qubit’s superposed properties add up to?

  • 100% probability
  • 100
  • 0% UP spin
  • 50/50

Question: Which of the following reflects the accuracy with which you can measure a subatomic particle’s position if you measure the same subatomic particle’s momentum with 100% accuracy?

  • 100% accurate
  • 50% accurate
  • 25% accurate
  • 0% accurate

Question: What will the cat’s color be observed to be when the box is open at the end of the cat-in-the-box thought experiment?

  • Blue or orange
  • 50% blue and 50% orange
  • Orange
  • Blue and orange superposed

Question: Which of these properties could an electron qubit use to store information during quantum computing?

  • Spin
  • Polarization
  • Rotation
  • Charge

Question: The “cosmic speed limit” refers to the fastest that which of the following can happen?

  • Light can travel through a vacuum
  • Sound can travel through air
  • Entangled particles can communicate
  • Photometers can analyze a light beam

Question: Which of the following defines a subatomic particle’s momentum?

  • Speed and direction of movement
  • Speed and location of movement
  • Time and direction of movement
  • Time and location of movement

Question: Which of the following best describes the properties of entangled qubits?

  • Correlated
  • Triggered
  • Caused by changes in either qubit
  • Inexplicable


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