Crack ASP.NET Web API Interviews with These Frequently Asked Questions
Web APIs are essential for modern software because they let different systems and platforms communicate easily. They act as a bridge, helping applications share data and features across web, mobile, and cloud environments. APIs are especially important for tasks like connecting IoT devices, third-party tools, and microservices.
They simplify development by providing standard methods for interaction, like REST or SOAP, ensuring smooth compatibility. APIs also enhance security with features like OAuth and JWT, support fast data sharing, and enable building flexible, scalable systems crucial for today’s interconnected software world.
Master your Web API interview! Explore essential Web API interview questions to boost your knowledge and confidently tackle ASP.NET Web API challenges.
1. What is a Web API ?
2. What are the key components of a Web API?
3. What is a RESTful API ?
4. What is the difference between SOAP and RESTful APIs ?
5. Explain the difference between GET and POST requests.
6. What is an API endpoint ?
7. What is authentication and authorization in the context of Web APIs ?
8. What is CORS and why is it important in Web APIs ?
9. What is the purpose of caching in Web APIs and how is it implemented ?
10. How do you handle errors and exceptions in Web API responses ?
11. What are the advantages of using JWT (JSON Web Tokens) for authentication in Web APIs ?
12. What is the role of API gateways in Web API architectures ?
13. What are the advantages and disadvantages of using synchronous vs. asynchronous communication in Web APIs ?
14. What is the difference between RESTful APIs and SOAP APIs in terms of message formats and communication protocols ?
15. What is the difference between synchronous and asynchronous API calls ?
16. What is the role of middleware in Web APIs ?
17. What is the difference between client-side and server-side caching in Web APIs ?
18. What are the key principles of REST architecture ?
19. What are some common patterns for designing RESTful APIs ?
20. How can you ensure backward compatibility in Web APIs ?
FAQs About SQL SERVER
What is a Web API ? A Web API is a framework for building HTTP-based services that can be accessed from various platforms, including web, mobile, and desktop applications.
What is the difference between SOAP and RESTful APIs ? CORS (Cross-Origin Resource Sharing) enables secure communication between a Web API and clients hosted on different domains.
What is CORS, and why is it important ?TempData is used to pass data between controllers in different requests, while ViewBag stores data for a single request.
What are the key principles of REST architecture ?REST principles include statelessness, client-server architecture, uniform interface, and resource-based interactions.
What is the role of middleware in Web APIs ?Middleware in Web APIs handles request processing, including authentication, logging, and error handling, before responses are sent.
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