Node.js FAQ: Top Questions

5. What is npm and how is it used?

npm (Node Package Manager) is Node.js’s default package manager, used to install, manage, and share JavaScript libraries and tools.

Commands: npm install (add package), npm init (create package.json ), npm run (run scripts).
package.json: Defines project metadata and dependencies.
Global vs. Local: Install globally ( -g ) for CLI tools, locally for project-specific packages.
Use Case: Dependency management, project setup.