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Can you explain what a RESTful API is and how you would design one using Python?

A RESTful API follows REST principles, utilizing HTTP methods to perform CRUD operations on resources identified by URIs. In Python, you can use frameworks like Flask or Django to define…

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Can you explain how to set up and run a simple FastAPI application using Uvicorn as the ASGI server?

To set up a FastAPI application, you first need to install FastAPI and Uvicorn. Then, create a simple app instance, define an endpoint, and run it using Uvicorn from the…

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How would you design a RESTful API in C# that allows clients to filter and sort resources flexibly, while ensuring optimal performance and scalability?

I would utilize ASP.NET Core along with OData for flexible querying, allowing clients to specify filtering and sorting through query parameters. Implementing pagination and caching strategies will help optimize performance,…

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Can you explain what a CI/CD pipeline is and why it is important in API development?

A CI/CD pipeline automates the process of integrating code changes and delivering them to production. It is important in API development as it ensures code quality, accelerates deployment, and allows…

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How would you design an API to handle concurrent requests for a resource, ensuring data integrity?

I would use locking mechanisms like mutexes or semaphores in my API design to prevent race conditions. Additionally, I could implement optimistic concurrency control, where I check for data integrity…

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How would you structure your Git branching strategy to support multiple API versions while ensuring smooth deployment and maintenance?

I would implement a branching strategy using feature branches for new API versions, a develop branch for integration, and a master branch for production. I would also use tags to…

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Can you explain how JWT works for API authentication and how it differs from other authentication methods like session-based authentication?

JWT, or JSON Web Token, is a compact way to represent claims between two parties. It consists of three parts: header, payload, and signature. Unlike session-based authentication that relies on…

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Can you explain how Nginx handles incoming API requests and what configurations might be necessary for optimal performance?

Nginx handles incoming API requests using an event-driven architecture, allowing it to efficiently manage multiple requests simultaneously. For optimal performance, configurations such as adjusting worker processes, using keep-alive connections, and…

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Can you explain how to design a simple RESTful API in Swift for an iOS application?

To design a simple RESTful API in Swift, you would typically use URLSession for making network requests and encode your parameters using Codable. Endpoints should follow REST conventions such as…

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How would you design a TypeScript API that enforces strict typing for dynamic data structures, such as those often found in REST API responses?

I would leverage TypeScript’s type system to define interfaces for expected responses, using generics to handle varied data structures. I would also apply runtime validation libraries to ensure the data…

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How can you ensure that your API is designed with clean code principles, particularly focusing on naming conventions and readability?

To ensure a clean API design, use clear, descriptive names for endpoints and parameters that convey their purpose. Consistency in naming conventions across the API enhances readability and makes it…

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Can you explain the principles of RESTful API design in PHP and how you would handle versioning in your APIs?

RESTful API design in PHP emphasizes stateless communication, resource representation, and proper HTTP methods. For versioning, I would recommend using version numbers in the URL, such as ‘/api/v1/resource’, to allow…

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