Using Pointers for Array Processing Fundamentals of Programming Quiz
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Questions and Answers

When is subtracting two pointers meaningful?

  • When they are of different data types
  • When they point to elements of the same array (correct)
  • When they point to different arrays
  • When they point to different types

    • How can a pointer be used to step through an array?

  • By comparing it with another pointer
  • By dividing its value
  • By multiplying its value
  • By incrementing its value (correct)

    • What is the relationship between arrays and pointers?

  • The name of an array can be used as a pointer to the first element in the array (correct)
  • Arrays and pointers are unrelated
  • Arrays and pointers cannot be related
  • Arrays and pointers are interchangeable

    • What does the sizeof operator primarily do?

    <p>Calculates the size of variables and datatypes</p> Signup and view all the answers

    How can an array argument be protected from change?

    <p>Use the const specifier</p> Signup and view all the answers

    What is the result of adding 3 to the pointer p?

    <p>A pointer to the element that is 3 places after the one that p points to</p> Signup and view all the answers

    What is the result of subtracting 6 from the pointer p?

    <p>A pointer to the element that is 6 places before the one that p points to</p> Signup and view all the answers

    What does the result of subtracting two pointers represent?

    <p>The distance (measured in array elements) between the pointers</p> Signup and view all the answers

    What does adding an integer j to a pointer p yield?

    <p>A pointer to the element that is j places after the one that p points to</p> Signup and view all the answers

    What does subtracting an integer j from a pointer p yield?

    <p>A pointer to the element that is j places before the one that p points to</p> Signup and view all the answers

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