Introduction to Artificial Intelligence and Machine Learning
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Questions and Answers

What is the main characteristic of unsupervised learning?

  • It involves training a model on labeled outputs
  • It allows the algorithm to act on information without guidance (correct)
  • It focuses on developing decision boundaries from labeled training data
  • It uses reinforcement to achieve a cumulative reward
  • Which machine learning type learns to make decisions by trial and error to achieve a cumulative reward?

  • Reinforcement Learning (correct)
  • Unsupervised Learning
  • Classification
  • Supervised Learning
  • What is the key focus of classification in supervised learning?

  • Categorizing data into a given number of classes
  • Making predictions and finding hidden patterns
  • Identifying which category an object belongs to based on its features (correct)
  • Defining decision boundaries from labeled training data
  • In which application is reinforcement learning commonly utilized?

    <p>Game playing</p> Signup and view all the answers

    What distinguishes unsupervised learning from supervised learning?

    <p>Unsupervised learning allows the algorithm to act without guidance</p> Signup and view all the answers

    What is the main goal of artificial intelligence (AI)?

    <p>To develop systems capable of performing tasks that require human intelligence</p> Signup and view all the answers

    Which type of machine learning involves training a model without labeled data?

    <p>Unsupervised learning</p> Signup and view all the answers

    What is the primary focus of reinforcement learning?

    <p>Achieving maximal cumulative rewards through decision-making</p> Signup and view all the answers

    In supervised learning, what is the aim when the output of the model is already known?

    <p>To learn a mapping from input to output</p> Signup and view all the answers

    Which tasks fall under examples of supervised learning?

    <p>Image recognition, speech recognition, and email spam detection</p> Signup and view all the answers

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