Common Interview Questions and Answers
Practice the most frequently asked interview questions with expert answers, approach tips, and AI-powered feedback.
131.2K views•2mo ago
How would you find the element that appears exactly once in an array?
DSA
Asked at Microsoft
Easy
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61.1K views•2mo ago
How do you sort an array containing only 0s, 1s, and 2s efficiently?
Coding
Asked at Microsoft
Medium
51.9K Users PracticedPractice with This Question
122.5K views•2mo ago
Can you design a URL shortening service like TinyURL?
System Design
Asked at Microsoft
Hard
104.1K Users PracticedPractice with This Question
56.1K views•2mo ago
How do you implement Matrix Chain Multiplication using Dynamic Programming?
DSA
Asked at Microsoft
Hard
47.7K Users PracticedPractice with This Question
71.4K views•2mo ago
What is database normalization and its benefits?
SQL
Asked at Flipkart
Medium
60.7K Users PracticedPractice with This Question
92.6K views•2mo ago
What are the ACID properties of a database transaction?
SQL
Asked at Flipkart
Easy
78.7K Users PracticedPractice with This Question
108.5K views•2mo ago
Define HTTPS protocol and its security features
Technical
Asked at Flipkart
Easy
92.2K Users PracticedPractice with This Question
111.9K views•2mo ago
What is virtual memory and how does it work?
Technical
Asked at Flipkart
Medium
95.1K Users PracticedPractice with This Question
80.5K views•2mo ago
What is process synchronization in operating systems?
Technical
Asked at Flipkart
Medium
68.4K Users PracticedPractice with This Question
141.4K views•2mo ago
Define Bridge in Computer Networks
Technical
Asked at Flipkart
Easy
120.2K Users PracticedPractice with This Question