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Full-Stack Developer Interview Questions and Answers

Ques 1. What is the difference between front-end and back-end development?

Front-end is client-side development, dealing with user interfaces, while back-end is server-side development, handling server operations and databases.

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Ques 2. Explain the concept of RESTful APIs.

REST (Representational State Transfer) is an architectural style for designing networked applications. RESTful APIs use standard HTTP methods (GET, POST, PUT, DELETE) for communication.

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Ques 3. What is the purpose of AJAX in web development?

AJAX (Asynchronous JavaScript and XML) allows web pages to update content asynchronously by making background requests to the server without reloading the entire page.

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Ques 4. Explain the Same-Origin Policy and how it affects AJAX requests.

The Same-Origin Policy restricts web pages from making AJAX requests to a different domain than the one that served the web page, for security reasons.

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Ques 5. What is the role of a package manager in a Full-Stack development environment?

A package manager helps manage and install third-party libraries, tools, and dependencies, streamlining the development process.

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