package-lock.json Explained MCQ | npm Lock File Multiple Choice Questions

Direction: Choose the correct option

What is the purpose of `package-lock.json`?

A. To list development dependencies

B. To store user passwords

C. To replace `package.json`

D. To lock the package versions for reproducible installs

Direction: Choose the correct option

Should `package-lock.json` be committed to version control?

A. Yes, to ensure consistent installs across environments

B. Only for applications

C. No, it's auto-generated

D. Only for libraries

Direction: Choose the correct option

What does `package-lock.json` contain?

A. Only the dev dependencies

B. Only the direct dependencies

C. The exact version and integrity hash of every dependency

D. The project metadata

Direction: Choose the correct option

When is `package-lock.json` updated?

A. Every time you run Node.js

B. Whenever `npm install` modifies `node_modules`

C. Once a month

D. Manually

Direction: Choose the correct option

If `package-lock.json` exists, what does `npm install` do?

A. Deletes `node_modules` first

B. Prompts for confirmation

C. Ignores `package.json` and installs from lock file

D. Installs latest versions

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