Major: software engineering

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Topic

Difficulty

Explain the Concept of Big O Notation
Medium
google, amazon
Hot
Explain the Concept of Dynamic Programming (DP) and Its Real-World Applications
Hard
google, amazon
Hot
Explain the CAP Theorem in Distributed Systems
Hard
google, aws
Hot
What Are Microservices and How Do They Differ from Monoliths?
Medium
netflix, amazon
Hot
What Is a Container and How Does Docker Work?
Medium
docker, google
Hot
Explain the Concept of Hashing and Hash Tables
Medium
google, amazon
Hot
Explain the Concept of Horizontal and Vertical Scaling in System Design
Medium
amazon, google
Hot
Explain the Difference Between Relational and NoSQL Databases
Medium
amazon, mongodb
Hot
Explain the Role of Message Queues in Scalable System Design
Medium
amazon, uber
Hot
What Is a RESTful API and How Does It Work?
Medium
google, stripe
Hot
Explain Consistent Hashing and Its Role in Distributed Systems
Hard
amazon, meta
Hot
Explain the Concept of Cloud Computing
Easy
aws, google-cloud
Hot
Explain the Concept of Database Sharding and Partitioning
Medium
amazon, meta, uber
Hot
Explain the Role of Caching Layers in Scalable System Architecture
Medium
netflix, amazon
Hot
Explain Auto-Scaling and Elasticity in Cloud System Design
Medium
aws, google-cloud
Hot
Explain the Concept of Database Sharding and Replication
Medium
meta, amazon
Hot
Explain the Concept of Object-Oriented Programming (OOP)
Easy
oracle, ibm
Hot
Explain the Difference Between Concurrency and Parallelism
Medium
google, microsoft, intel
Hot
Explain the Difference Between Multithreading and Multiprocessing
Medium
google, amazon, microsoft
Hot
Explain How Thread Synchronization Works and Why It Is Necessary
Medium
microsoft, amazon, intel
Hot
Explain the Concept of Software Design Principles (SOLID)
Medium
microsoft, amazon
Hot
How Do Load Balancers and Reverse Proxies Improve System Scalability?
Medium
aws, cloudflare
Hot
Explain Context Switching and Its Impact on System Performance
Medium
microsoft, intel, google
Hot
Explain Version Control and Why Git Is Popular
Easy
github, microsoft
Hot
Explain What a Thread Pool Is and Why It Improves Performance
Medium
amazon, microsoft, google
Hot
Explain the Concept of Load Balancing
Medium
aws, google
Hot
Explain the Difference Between Greedy Algorithms and Dynamic Programming
Medium
google, meta
Hot
Explain the Role of Content Delivery Networks (CDNs) in Scalable Architecture
Medium
cloudflare, akamai, aws
Hot
Explain the Difference Between Array and Linked List
Easy
microsoft, amazon
Hot
What Is Authentication vs Authorization?
Medium
okta, google
Hot
What Is a Race Condition and How Do You Prevent It?
Medium
microsoft, amazon
Hot
Explain Divide and Conquer Algorithm Design Strategy
Medium
google, microsoft
Hot
Explain the Difference Between Processes and Threads
Medium
microsoft, google
Hot
Explain the Difference Between Synchronous and Asynchronous Programming
Medium
meta, microsoft
Hot
What Are Common Software Security Vulnerabilities?
Medium
owasp, google
Hot
Explain the Difference Between Stack and Queue Data Structures
Easy
amazon, microsoft
Hot
What Is Continuous Integration and Continuous Deployment (CI/CD)?
Medium
github, netflix
Hot
What Is a Deadlock in Operating Systems?
Medium
oracle, microsoft
Hot
Explain the Difference Between Unit, Integration, and System Testing
Medium
google, microsoft
Hot
What Is Agile Methodology and How Does It Differ from Waterfall?
Medium
atlassian, google
Hot
Explain the Difference Between BFS and DFS Algorithms
Medium
google, meta
Common
Explain the Difference Between HTTP and HTTPS
Easy
cloudflare, google
Common
What Is Caching and Why Is It Important?
Easy
cloudflare, amazon
Common
Describe a Time You Debugged a Difficult Production Issue
Medium
meta, amazon
Common
What Is the Difference Between Stack and Heap Memory?
Medium
amazon, meta
Common
What Are Design Patterns and Why Are They Important?
Medium
oracle, microsoft
Common
What Are REST and GraphQL? Compare Their Use Cases.
Medium
meta, shopify
Common
What Is Recursion and How Is It Different from Iteration?
Easy
google, ibm
Common
Explain the MVC Architecture Pattern
Medium
netflix, apple
Common
What Is the Difference Between Compilation and Interpretation?
Easy
microsoft, oracle
Common

Major: software engineering

Explain the Concept of Big O Notation

Explain the Concept of Dynamic Programming (DP) and Its Real-World Applications

Explain the CAP Theorem in Distributed Systems

What Are Microservices and How Do They Differ from Monoliths?

What Is a Container and How Does Docker Work?

Explain the Concept of Hashing and Hash Tables

Explain the Concept of Horizontal and Vertical Scaling in System Design

Explain the Difference Between Relational and NoSQL Databases

Explain the Role of Message Queues in Scalable System Design

What Is a RESTful API and How Does It Work?

Explain Consistent Hashing and Its Role in Distributed Systems

Explain the Concept of Cloud Computing

Explain the Concept of Database Sharding and Partitioning

Explain the Role of Caching Layers in Scalable System Architecture

Explain Auto-Scaling and Elasticity in Cloud System Design

Explain the Concept of Database Sharding and Replication

Explain the Concept of Object-Oriented Programming (OOP)

Explain the Difference Between Concurrency and Parallelism

Explain the Difference Between Multithreading and Multiprocessing

Explain How Thread Synchronization Works and Why It Is Necessary

Explain the Concept of Software Design Principles (SOLID)

How Do Load Balancers and Reverse Proxies Improve System Scalability?

Explain Context Switching and Its Impact on System Performance

Explain Version Control and Why Git Is Popular

Explain What a Thread Pool Is and Why It Improves Performance

Explain the Concept of Load Balancing

Explain the Difference Between Greedy Algorithms and Dynamic Programming

Explain the Role of Content Delivery Networks (CDNs) in Scalable Architecture

Explain the Difference Between Array and Linked List

What Is Authentication vs Authorization?

What Is a Race Condition and How Do You Prevent It?

Explain Divide and Conquer Algorithm Design Strategy

Explain the Difference Between Processes and Threads

Explain the Difference Between Synchronous and Asynchronous Programming

What Are Common Software Security Vulnerabilities?

Explain the Difference Between Stack and Queue Data Structures

What Is Continuous Integration and Continuous Deployment (CI/CD)?

What Is a Deadlock in Operating Systems?

Explain the Difference Between Unit, Integration, and System Testing

What Is Agile Methodology and How Does It Differ from Waterfall?

Explain the Difference Between BFS and DFS Algorithms

Explain the Difference Between HTTP and HTTPS

What Is Caching and Why Is It Important?

Describe a Time You Debugged a Difficult Production Issue

What Is the Difference Between Stack and Heap Memory?

What Are Design Patterns and Why Are They Important?

What Are REST and GraphQL? Compare Their Use Cases.

What Is Recursion and How Is It Different from Iteration?

Explain the MVC Architecture Pattern

What Is the Difference Between Compilation and Interpretation?