The K-way Merge Pattern
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Questions and Answers

Which data structures can be merged using the K-way merge pattern?

  • Linked lists only
  • Neither arrays nor linked lists
  • Arrays only
  • Both arrays and linked lists (correct)

    • What is the basic idea behind the K-way merge algorithm?

  • To randomly select an element from the K input lists
  • To select the smallest element among the K input lists (correct)
  • To select the largest element among the K input lists
  • To select the middle element among the K input lists

    • Which technique can be used to implement the K-way merge pattern?

  • Using a binary search tree
  • Using a min heap (correct)
  • Using a stack
  • Using a max heap

    • What is the purpose of the K-way merge pattern?

    <p>To merge K sorted data structures into a single sorted data structure</p> Signup and view all the answers

    What is the relationship between the K-way merge pattern and merge sort algorithm?

    <p>The K-way merge pattern is a variation of the merge sort algorithm</p> Signup and view all the answers

    Which data structures can be used in the k-way merge pattern?

    <p>All of the above</p> Signup and view all the answers

    What is the purpose of the k-way merge pattern in external sorting procedures?

    <p>To reduce the number of accesses to external storage</p> Signup and view all the answers

    When is the k-way merge pattern used in real-world problems?

    <p>All of the above</p> Signup and view all the answers

    What happens if there are an odd number of lists in a group during the k-way merge process?

    <p>One list is left unmerged</p> Signup and view all the answers

    What does the k-way merge pattern help us find in a set of sorted arrays or linked lists?

    <p>All of the above</p> Signup and view all the answers

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