npm quiz

Test your npm knowledge with a free interactive quiz — 35 questions with answers and explanations. No signup needed to play.

What does `npm init` do?

1. What does `npm init` do?
2. What does `npx` do?
3. What is the role of `package.json` in a Node.js project?
4. What is the purpose of the `scripts` field in package.json?
5. What does the tilde range `~1.4.2` allow?
6. What does `npm install` (with no arguments) do?
7. What does `npm uninstall <pkg>` do?
8. In semver `^1.4.2`, which updates does the caret allow?
9. What is `node_modules`?
10. What is the difference between `dependencies` and `devDependencies`?
11. Which command adds `lodash` to `dependencies` and installs it?
12. What does `npm run build` do?

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