Enrol to start learning
Reading is open to everyone. Enrolling is free, and it is what unlocks the audio lessons, practice tests and progress tracking.
Priority Queues1. Priority Queues
This section
Practice test
11 questions on this section. Wrong answers show you what to read again.
Sign up to take itWhole chapter
Revision test
Mixed questions from across the chapter. Your answers get marked.
Sign up to take itQuick
Flashcard drill
3 cards from this lesson. Good the night before a test.
Try these first
- 1.
What operation removes the job with the highest priority from a priority queue?
Hint
Think about extracting the most important task.
- 2.
Which data structure would allow us to easily add new jobs?
Hint
Consider the time needed for adding elements.
- 3.
What is the primary operation of a priority queue?
- Insert
- Delete Min
- Delete Max
- Sort
Hint
Think about how we prioritize tasks.
- 4.
True or False: A priority queue can only use sorted structures to be effective.
- True
- False
Hint
Consider different approaches to data structure design.
- 5.
Given a set of jobs with different priorities, if inserted into a priority queue using an unsorted list, what would be the time complexity for processing 100 jobs?
Hint
Consider the implications of each operation's time complexity.
- 6.
If an algorithm making use of heaps processes 500 jobs, how could the overall running time be improved?
Hint
Consider the operations in log time for effective processing.
Exercises
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
4 more questions available
Enrol freeQuiz
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
1 more question available
Enrol freeChallenge Problems
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting