Full stack Interview Questions For Freshers
  1. Explain the differences between inline and block-level elements in HTML.
  2. What is the purpose of CSS and how does it work with HTML?
  3. What is the Box Model in CSS and how does it work?
  4. Explain the difference between padding and margin in CSS.
  5. What is JavaScript and what are its key features?
  6. How does JavaScript differ from Java?
  7. What is a variable and what are the different types of variables in JavaScript?
  8. Explain the difference between let, var, and const keywords in JavaScript.
  9. What is a function and what is the syntax for defining a function in JavaScript?
  10. How do you add event listeners in JavaScript and what are some common events?
  11. What is AJAX and how does it work in web development?
  12. What is a callback function and why is it useful in JavaScript?
  13. What is JSON and how is it used in web development?
  14. What is a RESTful API and how does it work?
  15. How do you add a CSS file to an HTML document?
  16. What is the purpose of the alt attribute in HTML images?
  17. How do you use media queries in CSS to make a website responsive?
  18. What is the difference between == and === operators in JavaScript?
  19. What is a loop and how does it work in JavaScript?
  20. What is an object in JavaScript and how is it used?
  21. What is a method in JavaScript and how is it used?
  22. How do you access the properties of an object in JavaScript?
  23. What is a module in JavaScript and how is it used?
  24. How do you debug JavaScript code in the browser?
  25. What is a package manager and how is it used in web development?
  26. What is a CDN and how is it used in web development?
  27. How do you optimize website loading speed?
  28. What is a responsive web design and why is it important?
  29. What is a CSS preprocessor and how is it used in web development?
  30. What is the difference between a CSS class and ID selector?
  31. How do you make a website accessible for users with disabilities?
  32. What is the purpose of the tabindex attribute in HTML?
  33. How do you declare a variable in JavaScript?
  34. What is an array in JavaScript and how is it used?
  35. How do you add an event listener to a button in JavaScript?
  36. What is a callback function and how is it used in JavaScript?
  37. How do you define a function with parameters in JavaScript?
  38. What is a closure in JavaScript and how is it used?
  39. How do you use the console.log function to debug JavaScript code?
  40. What is a package.json file and how is it used in web development?
  41. What is a CSS reset and why is it used in web development?
  42. How do you use the box-sizing property in CSS?
  43. What is the difference between a local and a global variable in JavaScript?
  44. What is a CDN and how is it used to improve website performance?
Full stack Intermediate Interview Questions
  1. What is a web server and what are some popular web servers?
  2. What is a database and what are the different types of databases?
  3. What is SQL and how does it differ from NoSQL?
  4. What is ORM and how is it used in web development?
  5. What is MVC architecture and how does it apply to web development?
  6. What is a middleware and how is it used in web development?
  7. Explain the differences between server-side rendering and client-side rendering.
  8. What is a cookie and how is it used in web development?
  9. What is JWT and how is it used for authentication?
  10. What is OAuth and how is it used for authentication?
  11. What is CORS and how does it work in web development?
  12. Explain the difference between synchronous and asynchronous code in JavaScript.
  13. What is a Promise and how does it work in JavaScript?
  14. What is Node.js and what are its key features?
  15. How does Node.js differ from traditional web servers?
  16. What is XSS and how can you prevent it in web development?
  17. What is CSRF and how can you prevent it in web development?
  18. What is JWT and how does it work for authorization?
  19. What is session hijacking and how can you prevent it in web development?
  20. What is CORS and how can you use it to secure your API?
  21. What is a cache and how can you use it to improve performance in web development?
  22. What is a web application firewall (WAF) and how does it work in web development?
  23. How do you implement pagination in a web application?
  24. What is a content delivery network (CDN) and how can you use it to improve website performance?
  25. How do you implement lazy loading in a web application?
  26. What is a state management library and how is it used in web development?
  27. What is a virtual DOM and how does it differ from a regular DOM?
  28. How do you use Docker to deploy a web application?
  29. What is a microfrontend architecture and how is it used in web development?
  30. What is a progressive web app (PWA) and how is it used in web development?
  31. What is the difference between a session and a token for user authentication?
  32. How do you handle file uploads in a web application?
  33. What is a RESTful API and how is it used in web development?
  34. How do you use WebSockets to build real-time applications?
  35. What is a stateless API and how is it used in web development?
  36. How do you use a reverse proxy to secure a web application?
  37. What is a content delivery network (CDN) and how can you use it to improve website performance?
  38. What is a load balancer and how is it used in web development?
  39. How do you use Redis to cache data in a web application?
  40. What is a message queue and how is it used in web development?
  41. What is a micro-ORM and how is it used in web development?
  42. How do you use JSON Web Tokens (JWT) to authenticate users in a web application?
  43. What is a middleware and how is it used in web development?
  44. What is an ORM and how is it used in web development?
  45. What is a SOLID principle and how does it apply to web development?
Full stack Interview Questions For Experienced
  1. What is a microservices architecture and how does it differ from monolithic architecture?
  2. What is Docker and how is it used in web development?
  3. What is Kubernetes and how is it used for container orchestration?
  4. What is GraphQL and how is it used in web development?
  5. What is WebSockets and how are they used in real-time web applications?
  6. Explain the differences between WebSockets and HTTP/HTTPS.
  7. What is Apache Kafka and how is it used for real-time data streaming?
  8. What is Redis and how is it used for caching?
  9. What is RabbitMQ and how is it used for message queuing?
  10. What is a CDN and how is it used in web development?
  11. What is load balancing and how is it used in web development?
  12. Explain the differences between horizontal and vertical scaling.
  13. What is the difference between a session and a cookie?
  14. What is a socket and how is it used in web development?
  15. What is a virtual DOM and how does it differ from a regular DOM?
  16. What are the benefits and drawbacks of using a single-page application (SPA) framework like React or Angular?
  17. What is serverless architecture and how does it work in web development?
  18. What is a progressive web app (PWA) and how is it used in web development?
  19. What is a service worker and how does it work in web development?
  20. What is the difference between a framework and a library?
  21. What is the SOLID principle and how does it apply to web development?
  22. What is the difference between a unit test and an integration test?
  23. What is the difference between a load balancer and a reverse proxy?
  24. What is serverless architecture and how does it work in web development?
  25. What is a distributed system and how does it work in web development?
  26. What is the difference between a monolithic and microservices architecture?
  27. What is a circuit breaker and how does it work in web development?
  28. What is a distributed cache and how does it work in web development?
  29. What is a distributed database and how does it work in web development?
  30. What is a distributed file system and how does it work in web development?
  31. What is the difference between an ACID and BASE database system?
  32. What is a blockchain and how is it used in web development?
  33. What is a data pipeline and how does it work in web development?
  34. What is the difference between a synchronous and asynchronous communication model in distributed systems?
  35. What is a message broker and how is it used in web development?
  36. What is a service mesh and how does it work in web development?
  37. What is a distributed tracing system and how does it work in web development?
  38. What is a distributed tracing system and how does it work in web development?
  39. What is a container orchestration system and how is it used in web development?
  40. How do you implement a distributed cache in a web application?
  41. What is a distributed file system and how is it used in web development?
  42. How do you use a distributed database in a web application?
  43. What is a distributed logging system and how is it used in web development?
  44. What is a circuit breaker and how does it work in web development?
  45. How do you use a distributed queue to handle asynchronous tasks in a web application?
  46. What is a serverless architecture and how does it work in web development?
  47. What is a distributed system and how does it work in web development?
  48. What is the difference between a leader-follower and peer-to-peer distributed system?
  49. How do you implement cross-region replication in a distributed database?
  50. What is a federated database and how is it used in web development?