Podcast
Questions and Answers
Which type of heaps can be used in the two heaps pattern?
Which type of heaps can be used in the two heaps pattern?
- Max-heaps
- Neither min-heaps nor max-heaps
- Both min-heaps and max-heaps (correct)
- Min-heaps
What is the time complexity to insert an element in a heap with n elements?
What is the time complexity to insert an element in a heap with n elements?
- $O(1)$
- $O(n)$
- $O(n^2)$
- $O(\log n)$ (correct)
What does the root of a min-heap store?
What does the root of a min-heap store?
- The average element
- The smallest element (correct)
- The median element
- The largest element
In which cases do we use two max-heaps to store two different data sets?
In which cases do we use two max-heaps to store two different data sets?
What type of heaps do we use to find the two smallest numbers from two different data sets?
What type of heaps do we use to find the two smallest numbers from two different data sets?
Which of the following conditions must be fulfilled in order to need to repeatedly calculate two maxima, two minima, or one maximum and one minimum, based on a changing set of data?
Which of the following conditions must be fulfilled in order to need to repeatedly calculate two maxima, two minima, or one maximum and one minimum, based on a changing set of data?
Which of the following is an example of a real-world problem that uses the two heaps pattern?
Which of the following is an example of a real-world problem that uses the two heaps pattern?
What is the purpose of implementing functionality to efficiently update the median age whenever a new user signs up for video streaming?
What is the purpose of implementing functionality to efficiently update the median age whenever a new user signs up for video streaming?
When do we not need to track two extreme values (minima or maxima), but only one?
When do we not need to track two extreme values (minima or maxima), but only one?
What is the benefit of using heaps when the input data is not sorted?
What is the benefit of using heaps when the input data is not sorted?
