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What are Node.js design patterns?

Node.js design patterns are reusable solutions for common software problems. Common patterns include middleware, singleton, factory, observer, dependency injection, and repository patterns. They improve code organization and maintainability.

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How would you handle global error boundaries in Express or Node.js backend apps?

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What is Node.js and why is it used?

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What is the difference between Node.js and JavaScript?

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JB

Jeevan Bhargav

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This answer is calibrated for technical interviews. Verify benchmarks in local sandboxes before deploying.