Array Data Structures and Performance Quiz
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Questions and Answers

What advantage do arrays offer in terms of data access?

  • Linear time access to elements by index
  • Quadratic time access to elements by index
  • Exponential time access to elements by index
  • Constant time access to elements by index (correct)

    • How does the size of an array affect data access?

  • Larger arrays always result in faster data access
  • Larger arrays may require more memory but still offer constant time access (correct)
  • Larger arrays always result in slower data access
  • Larger arrays do not impact data access

    • What is the time complexity for searching an element in an unsorted array?

  • Constant time O(1)
  • Logarithmic time O(log n)
  • Linear time O(n) (correct)
  • Quadratic time O(n^2)

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