- Published:
- Last updated:
REST APIs
- Authors
- Name
- Lucian Oprea
- @LucianDSA_
00:30:00
HTTP Methods and Status Codes
Filter by difficulty
43 of 43 questions shown
⏷ 1. What is the Difference Between PUT and POST Methods?
⏷ 2. What are Idempotent HTTP Methods, and Why are They Important?
⏷ 3. What are some common HTTP status codes used in REST APIs?
⏷ 4. How Do You Handle Error Responses in REST APIs?
⏷ 5. Explain the core components of an HTTP Response.
Free preview complete
You’ve reached the end of the free preview
Get every remaining question and complete answer, plus progress tracking across the full Interview Question Library.
- 38 more questions and complete answers in this topic
- Full access to every interview topic
- Progress tracking and question flags
- New questions and improvements during your subscription
Full access from
$12/month
No long-term commitment. Cancel whenever you want.
⏷ 6. Which protocol does REST APIs use?
Authentication and Authorization
⏷ 7. How Do You Secure a RESTful API?
⏷ 8. How does Basic Authentication work?
⏷ 9. How Do JWT Tokens Work in Securing REST APIs?
⏷ 10. What is OAuth2, and how is it used in REST APIs?
⏷ 11. What is the difference between HTTP and HTTPS?
⏷ 12. Is it possible to implement transport layer security (TLS) in REST?
⏷ 13. What are the advantages and disadvantages of using cookies for session management in a RESTful application?
Design and Best Practices
⏷ 14. What is the importance of resource naming conventions in REST APIs?
⏷ 15. How do you design RESTful APIs for pagination and filtering?
⏷ 16. What is HATEOAS, and how does it apply to REST APIs?
⏷ 17. What are the best practices for versioning REST APIs?
⏷ 18. How do you design an API to handle large file uploads?
⏷ 19. Is it possible to send a payload in the GET and DELETE methods?
⏷ 20. What are HTTP headers, and which ones are most commonly used?
Error Handling and Logging
⏷ 21. What are common error response structures in REST?
⏷ 22. How do you log API requests and responses effectively?
Performance and Scalability
⏷ 23. How do you implement rate limiting in a REST API?
⏷ 24. What is caching, and how can it improve REST API performance?
⏷ 25. How does the ETag header work in REST APIs?
⏷ 26. How can you trace individual requests across services?
⏷ 27. What is the role of API gateways in scaling REST APIs?
⏷ 28. Why are REST services easily scalable?
⏷ 29. What are the advantages and drawbacks of statelessness in REST?
⏷ 30. What is the maximum payload size that can be sent in POST methods?
Testing REST APIs
⏷ 31. How do you write integration tests for REST APIs?
⏷ 32. What is the difference between TestRestTemplate and MockMvc?
⏷ 33. What are the steps to implement contract testing while using a Pact Broker?
Advanced Topics
⏷ 34. What is GraphQL, and how does it compare to REST?
⏷ 35. How do you secure REST APIs against common vulnerabilities (OWASP Top 10) ?
⏷ 36. How do you handle async communication in REST APIs (e.g., Webhooks, Long Polling)?
⏷ 37. What is the role of the Jackson library in a Java REST API?
Real-World Scenarios
⏷ 38. How would you design a REST API for a shopping cart application?
⏷ 39. How do you implement multi-tenancy in a REST API?
⏷ 40. How do you migrate and deprecate endpoints in an evolving REST API?
⏷ 41. How do you document REST APIs effectively (e.g., Swagger/OpenAPI)?
⏷ 42. What is the role of content negotiation in REST APIs?
⏷ 43. If I have an endpoint /users, and I have 1k requests coming to this endpoint, are they run in parallel or sequential?