Practice Common Real-world Problem Scenarios (9.3) - Apply Data Structures and Algorithms to Solve Real-World Programming Challenges
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Common Real-World Problem Scenarios

Practice - Common Real-World Problem Scenarios

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What data structure is often used for autocomplete suggestions?

💡 Hint: Think about a structure that helps with prefix matching.

Question 2 Easy

What is the time complexity for accessing items in an LRU cache?

💡 Hint: Consider what happens when you store a fixed number of items.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

Which data structure is most suited for implementing an autocomplete feature?

Array
Trie
HashMap

💡 Hint: Remember what structure allows for searching by prefixes.

Question 2

True or False: The LRU cache removes the most recently used item.

True
False

💡 Hint: Think about what 'least recently used' means in practice.

3 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Develop an LRU Cache with a specific size. Describe how you would implement it, including methods for get and put.

💡 Hint: Consider how you will track the order of usage while maintaining efficiency.

Challenge 2 Hard

Design a travel app that finds the shortest route between multiple locations. Discuss the algorithms and data structures you would employ.

💡 Hint: Think about how paths between cities can be represented and calculated effectively.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.