Common Interview Questions and Answers
Practice the most frequently asked interview questions with expert answers, approach tips, and AI-powered feedback.
143.8K views•2mo ago
Design a low-level audit system for tracking user actions?
System Design
Asked at Microsoft
Hard
122.3K Users PracticedPractice with This Question
149.2K views•2mo ago
Explain the concept of graph components in data structures?
DSA
Asked at Microsoft
Medium
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84K views•2mo ago
How do you arrange buildings to ensure a clear view of the sea?
Coding
Asked at Microsoft
Medium
71.4K Users PracticedPractice with This Question
136.6K views•2mo ago
What steps are necessary to validate output from an automated learning system?
Machine Learning
Asked at Microsoft
Hard
116.1K Users PracticedPractice with This Question
50.2K views•2mo ago
What is Decision Tree Classification and how does it work?
Machine Learning
Asked at Microsoft
Easy
42.6K Users PracticedPractice with This Question
67.6K views•2mo ago
What is a view in SQL and why is it useful?
SQL
Easy
57.4K Users PracticedPractice with This Question
121K views•2mo ago
What is the difference between CHAR and VARCHAR2 in SQL?
SQL
Easy
102.8K Users PracticedPractice with This Question
72.4K views•2mo ago
What are SQL joins and how do INNER, LEFT, RIGHT, and FULL differ?
SQL
Medium
61.5K Users PracticedPractice with This Question
87K views•2mo ago
How would you calculate a running total of sales for each product?
SQL
Medium
74K Users PracticedPractice with This Question
148.5K views•2mo ago
Explain anti-joins and how to implement them in SQL
SQL
Medium
126.2K Users PracticedPractice with This Question