Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the main advantage of using a trie data structure?
💡 Hint: Consider the aspect of prefix searching.
Question 2
Easy
True or False: Each node in a trie can represent a string.
💡 Hint: Think about the composition of a word.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What operation has a time complexity of O(length of the word) in a trie?
- Insertion
- Search
- Deletion
💡 Hint: Think about the main operations of tries.
Question 2
True or False: A trie is good for operations that require a lot of prefix searching.
- True
- False
💡 Hint: Consider what a trie is built to do.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a list of words, implement a trie structure from it. Write the insert method in a programming language of your choice.
💡 Hint: Remember to handle the creation of new nodes correctly for each character.
Question 2
Analyze the space efficiency of a trie compared to an array. Provide a detailed explanation.
💡 Hint: Think about how prefixes can reduce the number of unique nodes compared to individual string storage.
Challenge and get performance evaluation