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Web & Mobile dev Web & Mobile dev

Data structures & Algorithms Data structures

Software Architecture Design patterns

Only challenges

- 1.
# Explain why Stack is a recursive data structure

# Answer:

- 2.
# What is Stack?

# Answer:

- 3.
# What is Queue?

# Answer:

- 4.
# Name some characteristics of Array Data Structure

# Answer:

- 5.
# What is Linked List?

# Answer:

- 6.
# What is Tree Data Structure?

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- 7.
# What is Priority Queue?

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- 8.
# What is Heap?

# Answer:

- 9.
# What is Hash Table?

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- 10.
# What is String in Data Structures?

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- 11.
# What is Binary Tree?

# Answer:

- 12.
# What is a Graph?

# Answer:

- 13.
# What is Trie?

# Answer:

- 14.
# What is Complexity Analysis of Queue operations?

# Answer:

- 15.
# Name some disadvantages of Linked Lists?

# Answer:

- 16.
# What are some types of Queue?

# Answer:

- 17.
# Why and when should I use Stack or Queue data structures instead of Arrays/Lists?

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- 18.
# What are Dynamic Arrays?

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- 19.
# What are some types of Linked List?

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- 20.
# What is the space complexity of a Hash Table?

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- 21.
# What is Binary Heap?

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- 22.
# What's the difference between the data structure Tree and Graph?

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- 23.
# What is Binary Search Tree?

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- 24.
# Under what circumstances are Linked Lists useful?

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- 25.
# What is the difference between Strings vs. Char arrays?

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- 26.
# What does Sparse Array mean?

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- 27.
# What is an Associative Array?

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- 28.
# Compare Heaps vs Arrays to implement Priority Queue

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- 29.
# What is complexity of Hash Table?

# Answer:

- 30.
# Name some common types and categories of Graphs

# Answer:

- 31.
# Name some application of Trie data structure

# Answer:

- 32.
# What is Balanced Tree and why is that important?

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- 33.
# What is AVL Tree?

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- 34.
# Convert a Binary Tree to a Doubly Linked List

# Answer:

- 35.
# What is Red-Black tree?

# Answer:

- 36.
# What are some main advantages of Tries over Hash Tables

# Answer:

- 37.
# What is Bipartite Graph? How to detect one?

# Answer:

- 38.
# What are Pascal Strings?

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- 39.
# Explain what is B-Tree?

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- 40.
# How To Choose Between a Hash Table and a Trie (Prefix Tree)?

# Answer:

- 41.
# When is doubly linked list more efficient than singly linked list?

# Answer:

- 42.
# What is Rope Data Structure is used for?

# Answer:

- 43.
# Compare lookup operation in Trie vs Hash Table

# Answer:

- 44.
# How are B-Trees used in practice?

# Answer:

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