Introductory Quiz on Skip Lists

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Questions and Answers

What is the purpose of the "coin flipping" technique in skip lists?

To determine the probability of a successful search in the skip list.
To determine the number of layers a new element will occupy in the skip list. (correct)
To determine the position of a specific element in the skip list.
To determine the order in which elements are inserted into the skip list.

Which of the following statements about skip lists is most accurate?

Skip lists have a time complexity of O(n^2) for search, insertion, and deletion.
Skip lists have a time complexity of O(1) for search, insertion, and deletion.
Skip lists have a time complexity of O(log n) for search, insertion, and deletion. (correct)
Skip lists have a time complexity of O(n) for search, insertion, and deletion.

What is the structure of the bottom layer in a skip list?

It is a binary search tree.
It is an array.
It is a regular linked list. (correct)
It is a hash table.

What is the main advantage of using skip lists over other data structures?

<p>Skip lists have a constant time complexity for search, insertion, and deletion. (A)</p> Signup and view all the answers

How are elements organized in a skip list?

<p>Elements are organized in layers, with each layer having a smaller number of elements than the one below it. (B)</p> Signup and view all the answers

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