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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
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define a data structure.
💡 Hint: Think about how we keep our information organized.
Question 2
Easy
What is the main property of a stack?
💡 Hint: Consider how plates are stacked.
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 is the access time of an array in general?
- O(1)
- O(n)
- O(log n)
💡 Hint: Consider how we access specific elements.
Question 2
True or False: A queue uses the Last In First Out principle.
- True
- False
💡 Hint: Think about the order items are served.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a set of tasks with different priorities, design a priority queue using a heap. Detail the operations needed for insertion and extraction of the highest priority task.
💡 Hint: Remember how heaps maintain their properties during insertion and removal.
Question 2
Construct a binary search tree with the values: 15, 10, 20, 8, 12, 16, 25. Then, demonstrate how to insert the value '18' while maintaining the characteristics of the BST.
💡 Hint: Think about how a BST organizes its left and right children.
Challenge and get performance evaluation