Trie Data Structure Overview

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What is the primary purpose of a trie data structure?

To store and locate complex numbers from a set

To store and locate integers from a set

To store and locate floating-point numbers from a set

To store and locate keys from a set (correct)

How are the characters of a string represented in a trie?

Each node corresponds to a substring

Each node corresponds to the entire key

Each node corresponds to a group of characters

Each node corresponds to a single character (correct)

What is the significance of the level of nodes in a trie?

It signifies the complexity of the words stored in the trie

It signifies the length of the words stored in the trie

It signifies the frequency of the words stored in the trie

It signifies the position of characters within a word (correct)

What is the purpose of end-of-word nodes in a trie?

To mark the conclusion of a word within the trie structure Signup and view all the answers

Why is the trie data structure efficient for storing strings with common prefixes?

It does not require additional space for storing strings with common prefixes Signup and view all the answers

What is formed by the characters encountered along the path from the root to a leaf node in a trie?

The entire word Signup and view all the answers

What is the primary advantage of using a trie data structure for storing strings?

More efficient use of memory by sharing prefixes Signup and view all the answers

What is the time complexity of the Insert method in a trie?

O(m) Signup and view all the answers

How does a trie improve search efficiency compared to a binary tree?

By reducing the depth of the tree Signup and view all the answers

What is the purpose of the Delete method in a trie?

To remove a word from the trie Signup and view all the answers

What is the motivation behind using a trie data structure?

To make the tree wider and shorter Signup and view all the answers

What is an example of a real-world problem that uses the trie pattern?

Autocomplete system in search engines Signup and view all the answers

What is the time complexity of the Search method in a trie?

O(m) Signup and view all the answers

What is a characteristic of a trie that makes it efficient for storing strings?

Words with the same prefix share the memory area Signup and view all the answers

What is an example of a problem that can be solved using the trie pattern?

Counting the number of unique words in a text Signup and view all the answers

What is the advantage of using a trie with a fan-out equal to the number of unique values in the dataset?

It makes the tree wider and shorter Signup and view all the answers