Priority Queues and Job Scheduling Quiz
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Questions and Answers

What is the average time taken for shortest-job-first service for the given jobs submitted to a printer?

  • $\frac{1+10+100}{3} = 37$ time units
  • $\frac{1+100+10}{3} = 37$ time units
  • $\frac{1+10+100}{3} = 37$ time units
  • $\frac{1+11+111}{3} = 41$ time units (correct)

    • What are the two main operations that a Priority Queue data structure allows?

  • Push and pop
  • Insert (enqueue) and deleteMax
  • Add and remove
  • Insert (enqueue) and deleteMin (correct)

    • What is the time complexity for finding the minimum element in a linked list implementation of a Priority Queue?

  • O(nlogn)
  • O(n) (correct)
  • O(1)
  • O(log n)

    • In a Priority Queue implemented using a linked list, what operation becomes expensive?

    <p>Insertions</p> Signup and view all the answers

    What are some applications of Priority Queues mentioned in the text?

    <p>Load balancing on servers and triage systems in emergency departments</p> Signup and view all the answers

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